23418653 has 2 divisors, whose sum is σ = 23418654. Its totient is φ = 23418652.

The previous prime is 23418641. The next prime is 23418709. The reversal of 23418653 is 35681432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12376324 + 11042329 = 3518^2 + 3323^2 .

It is a cyclic number.

It is not a de Polignac number, because 23418653 - 2⁶ = 23418589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23418553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11709326 + 11709327.

It is an arithmetic number, because the mean of its divisors is an integer number (11709327).

Almost surely, 2^23418653 is an apocalyptic number.

It is an amenable number.

23418653 is a deficient number, since it is larger than the sum of its proper divisors (1).

23418653 is an equidigital number, since it uses as much as digits as its factorization.

23418653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 32.

The square root of 23418653 is about 4839.2822814959. The cubic root of 23418653 is about 286.1018309855.

The spelling of 23418653 in words is "twenty-three million, four hundred eighteen thousand, six hundred fifty-three".