140525712 has 80 divisors (see below), whose sum is σ = 405420480. Its totient is φ = 46603008.

The previous prime is 140525711. The next prime is 140525713. The reversal of 140525712 is 217525041.

140525712 is a `hidden beast` number, since 1 + 40 + 52 + 571 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (140525711) and next prime (140525713).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (140525711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97348 + ... + 98780.

It is an arithmetic number, because the mean of its divisors is an integer number (5067756).

Almost surely, 2^140525712 is an apocalyptic number.

140525712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140525712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202710240).

140525712 is an abundant number, since it is smaller than the sum of its proper divisors (264894768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140525712 is a wasteful number, since it uses less digits than its factorization.

140525712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1677 (or 1665 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 140525712 is about 11854.3541367719. The cubic root of 140525712 is about 519.8985403628.

The spelling of 140525712 in words is "one hundred forty million, five hundred twenty-five thousand, seven hundred twelve".