140053023 has 48 divisors (see below), whose sum is σ = 230334720. Its totient is φ = 84039120.

The previous prime is 140052973. The next prime is 140053027. The reversal of 140053023 is 320350041.

It is not a de Polignac number, because 140053023 - 2¹⁰ = 140051999 is a prime.

It is a super-2 number, since 2×140053023² = 39229698502877058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140052987 and 140053005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140053027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 532390 + ... + 532652.

It is an arithmetic number, because the mean of its divisors is an integer number (4798640).

Almost surely, 2^140053023 is an apocalyptic number.

140053023 is a deficient number, since it is larger than the sum of its proper divisors (90281697).

140053023 is a wasteful number, since it uses less digits than its factorization.

140053023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457 (or 440 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 140053023 is about 11834.3999847901. The cubic root of 140053023 is about 519.3149546765.

The spelling of 140053023 in words is "one hundred forty million, fifty-three thousand, twenty-three".