140132752 has 40 divisors (see below), whose sum is σ = 292793760. Its totient is φ = 64753920.

The previous prime is 140132737. The next prime is 140132777. The reversal of 140132752 is 257231041.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6843 + ... + 18085.

It is an arithmetic number, because the mean of its divisors is an integer number (7319844).

Almost surely, 2^140132752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140132752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146396880).

140132752 is an abundant number, since it is smaller than the sum of its proper divisors (152661008).

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

140132752 is a wasteful number, since it uses less digits than its factorization.

140132752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11311 (or 11305 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 140132752 is about 11837.7680328684. The cubic root of 140132752 is about 519.4134807127.

Adding to 140132752 its reverse (257231041), we get a palindrome (397363793).

The spelling of 140132752 in words is "one hundred forty million, one hundred thirty-two thousand, seven hundred fifty-two".