23601397 has 2 divisors, whose sum is σ = 23601398. Its totient is φ = 23601396.

The previous prime is 23601373. The next prime is 23601407. The reversal of 23601397 is 79310632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19704721 + 3896676 = 4439^2 + 1974^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23601397 is a prime.

It is a Chen prime.

It is equal to p_1483690 and since 23601397 and 1483690 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23601307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11800698 + 11800699.

It is an arithmetic number, because the mean of its divisors is an integer number (11800699).

Almost surely, 2^23601397 is an apocalyptic number.

It is an amenable number.

23601397 is a deficient number, since it is larger than the sum of its proper divisors (1).

23601397 is an equidigital number, since it uses as much as digits as its factorization.

23601397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 23601397 is about 4858.1269024183. The cubic root of 23601397 is about 286.8440880839.

The spelling of 23601397 in words is "twenty-three million, six hundred one thousand, three hundred ninety-seven".