23973031 has 2 divisors, whose sum is σ = 23973032. Its totient is φ = 23973030.

The previous prime is 23973023. The next prime is 23973067. The reversal of 23973031 is 13037932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23973031 - 2³ = 23973023 is a prime.

It is a super-2 number, since 2×23973031² = 1149412430653922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23973071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11986515 + 11986516.

It is an arithmetic number, because the mean of its divisors is an integer number (11986516).

Almost surely, 2^23973031 is an apocalyptic number.

23973031 is a deficient number, since it is larger than the sum of its proper divisors (1).

23973031 is an equidigital number, since it uses as much as digits as its factorization.

23973031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 28.

The square root of 23973031 is about 4896.2261998400. The cubic root of 23973031 is about 288.3418290420.

The spelling of 23973031 in words is "twenty-three million, nine hundred seventy-three thousand, thirty-one".