23491367 has 2 divisors, whose sum is σ = 23491368. Its totient is φ = 23491366.

The previous prime is 23491357. The next prime is 23491387. The reversal of 23491367 is 76319432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23491367 - 2¹⁸ = 23229223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23491357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11745683 + 11745684.

It is an arithmetic number, because the mean of its divisors is an integer number (11745684).

Almost surely, 2^23491367 is an apocalyptic number.

23491367 is a deficient number, since it is larger than the sum of its proper divisors (1).

23491367 is an equidigital number, since it uses as much as digits as its factorization.

23491367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 35.

The square root of 23491367 is about 4846.7893496623. The cubic root of 23491367 is about 286.3976366999.

The spelling of 23491367 in words is "twenty-three million, four hundred ninety-one thousand, three hundred sixty-seven".