23603897 has 2 divisors, whose sum is σ = 23603898. Its totient is φ = 23603896.

The previous prime is 23603873. The next prime is 23603929. The reversal of 23603897 is 79830632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17106496 + 6497401 = 4136^2 + 2549^2 .

It is a cyclic number.

It is not a de Polignac number, because 23603897 - 2⁸ = 23603641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23603897.

It is not a weakly prime, because it can be changed into another prime (23603807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11801948 + 11801949.

It is an arithmetic number, because the mean of its divisors is an integer number (11801949).

Almost surely, 2^23603897 is an apocalyptic number.

It is an amenable number.

23603897 is a deficient number, since it is larger than the sum of its proper divisors (1).

23603897 is an equidigital number, since it uses as much as digits as its factorization.

23603897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 23603897 is about 4858.3841964176. The cubic root of 23603897 is about 286.8542158022.

The spelling of 23603897 in words is "twenty-three million, six hundred three thousand, eight hundred ninety-seven".