140675031 has 72 divisors (see below), whose sum is σ = 252769920. Its totient is φ = 74952864.

The previous prime is 140675021. The next prime is 140675039. The reversal of 140675031 is 130576041.

140675031 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 140675031 - 2⁹ = 140674519 is a prime.

It is a super-2 number, since 2×140675031² = 39578928693701922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140674986 and 140675004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140675039) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 862956 + ... + 863118.

Almost surely, 2^140675031 is an apocalyptic number.

140675031 is a deficient number, since it is larger than the sum of its proper divisors (112094889).

140675031 is a wasteful number, since it uses less digits than its factorization.

140675031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305 (or 295 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 140675031 is about 11860.6505302197. The cubic root of 140675031 is about 520.0826187760.

The spelling of 140675031 in words is "one hundred forty million, six hundred seventy-five thousand, thirty-one".