140664675 has 12 divisors (see below), whose sum is σ = 232565720. Its totient is φ = 75021120.

The previous prime is 140664659. The next prime is 140664677. The reversal of 140664675 is 576466041.

140664675 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140664675 - 2⁴ = 140664659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140664677) 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, 937690 + ... + 937839.

Almost surely, 2^140664675 is an apocalyptic number.

140664675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140664675 is a deficient number, since it is larger than the sum of its proper divisors (91901045).

140664675 is a wasteful number, since it uses less digits than its factorization.

140664675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875542 (or 1875537 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 140664675 is about 11860.2139525390. The cubic root of 140664675 is about 520.0698562463.

The spelling of 140664675 in words is "one hundred forty million, six hundred sixty-four thousand, six hundred seventy-five".