23313971 has 2 divisors, whose sum is σ = 23313972. Its totient is φ = 23313970.

The previous prime is 23313949. The next prime is 23313977. The reversal of 23313971 is 17931332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23313971 - 2⁶ = 23313907 is a prime.

It is not a weakly prime, because it can be changed into another prime (23313977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11656985 + 11656986.

It is an arithmetic number, because the mean of its divisors is an integer number (11656986).

Almost surely, 2^23313971 is an apocalyptic number.

23313971 is a deficient number, since it is larger than the sum of its proper divisors (1).

23313971 is an equidigital number, since it uses as much as digits as its factorization.

23313971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3402, while the sum is 29.

The square root of 23313971 is about 4828.4543075398. The cubic root of 23313971 is about 285.6748999638.

The spelling of 23313971 in words is "twenty-three million, three hundred thirteen thousand, nine hundred seventy-one".