23523541 has 2 divisors, whose sum is σ = 23523542. Its totient is φ = 23523540.

The previous prime is 23523473. The next prime is 23523551. The reversal of 23523541 is 14532532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19802500 + 3721041 = 4450^2 + 1929^2 .

It is a cyclic number.

It is not a de Polignac number, because 23523541 - 2⁷ = 23523413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23523551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11761770 + 11761771.

It is an arithmetic number, because the mean of its divisors is an integer number (11761771).

Almost surely, 2^23523541 is an apocalyptic number.

It is an amenable number.

23523541 is a deficient number, since it is larger than the sum of its proper divisors (1).

23523541 is an equidigital number, since it uses as much as digits as its factorization.

23523541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 25.

The square root of 23523541 is about 4850.1073184003. The cubic root of 23523541 is about 286.5283280297.

The spelling of 23523541 in words is "twenty-three million, five hundred twenty-three thousand, five hundred forty-one".