23415653 has 2 divisors, whose sum is σ = 23415654. Its totient is φ = 23415652.

The previous prime is 23415649. The next prime is 23415661. The reversal of 23415653 is 35651432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23406244 + 9409 = 4838^2 + 97^2 .

It is a cyclic number.

It is not a de Polignac number, because 23415653 - 2² = 23415649 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23415683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11707826 + 11707827.

It is an arithmetic number, because the mean of its divisors is an integer number (11707827).

Almost surely, 2^23415653 is an apocalyptic number.

It is an amenable number.

23415653 is a deficient number, since it is larger than the sum of its proper divisors (1).

23415653 is an equidigital number, since it uses as much as digits as its factorization.

23415653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 29.

The square root of 23415653 is about 4838.9723082489. The cubic root of 23415653 is about 286.0896136283.

The spelling of 23415653 in words is "twenty-three million, four hundred fifteen thousand, six hundred fifty-three".