23603189 has 2 divisors, whose sum is σ = 23603190. Its totient is φ = 23603188.

The previous prime is 23603147. The next prime is 23603213. The reversal of 23603189 is 98130632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23600164 + 3025 = 4858^2 + 55^2 .

It is a cyclic number.

It is not a de Polignac number, because 23603189 - 2⁸ = 23602933 is a prime.

It is a super-2 number, since 2×23603189² = 1114221061939442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23603389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11801594 + 11801595.

It is an arithmetic number, because the mean of its divisors is an integer number (11801595).

Almost surely, 2^23603189 is an apocalyptic number.

It is an amenable number.

23603189 is a deficient number, since it is larger than the sum of its proper divisors (1).

23603189 is an equidigital number, since it uses as much as digits as its factorization.

23603189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 23603189 is about 4858.3113321400. The cubic root of 23603189 is about 286.8513477050.

The spelling of 23603189 in words is "twenty-three million, six hundred three thousand, one hundred eighty-nine".