140700312 has 48 divisors (see below), whose sum is σ = 382744440. Its totient is φ = 46693248.

The previous prime is 140700311. The next prime is 140700323. The reversal of 140700312 is 213007041.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140700311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12583 + ... + 20969.

Almost surely, 2^140700312 is an apocalyptic number.

140700312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140700312 is an abundant number, since it is smaller than the sum of its proper divisors (242044128).

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

140700312 is a wasteful number, since it uses less digits than its factorization.

140700312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8632 (or 8625 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 140700312 is about 11861.7162333281. The cubic root of 140700312 is about 520.1137719499.

Adding to 140700312 its reverse (213007041), we get a palindrome (353707353).

The spelling of 140700312 in words is "one hundred forty million, seven hundred thousand, three hundred twelve".