23461831 has 2 divisors, whose sum is σ = 23461832. Its totient is φ = 23461830.

The previous prime is 23461829. The next prime is 23461843. The reversal of 23461831 is 13816432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23461831 - 2¹ = 23461829 is a prime.

It is a super-2 number, since 2×23461831² = 1100915027745122, which contains 22 as substring.

Together with 23461829, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_1475461 and since 23461831 and 1475461 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23461831.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23461871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11730915 + 11730916.

It is an arithmetic number, because the mean of its divisors is an integer number (11730916).

Almost surely, 2^23461831 is an apocalyptic number.

23461831 is a deficient number, since it is larger than the sum of its proper divisors (1).

23461831 is an equidigital number, since it uses as much as digits as its factorization.

23461831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 28.

The square root of 23461831 is about 4843.7414257989. The cubic root of 23461831 is about 286.2775558733.

The spelling of 23461831 in words is "twenty-three million, four hundred sixty-one thousand, eight hundred thirty-one".