140712172 has 24 divisors (see below), whose sum is σ = 254955456. Its totient is φ = 67909248.

The previous prime is 140712167. The next prime is 140712181. The reversal of 140712172 is 271217041.

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, 8598 + ... + 18850.

It is an arithmetic number, because the mean of its divisors is an integer number (10623144).

Almost surely, 2^140712172 is an apocalyptic number.

It is an amenable number.

140712172 is a deficient number, since it is larger than the sum of its proper divisors (114243284).

140712172 is a wasteful number, since it uses less digits than its factorization.

140712172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10377 (or 10375 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 25.

The square root of 140712172 is about 11862.2161504501. The cubic root of 140712172 is about 520.1283854594.

The spelling of 140712172 in words is "one hundred forty million, seven hundred twelve thousand, one hundred seventy-two".