23421059 has 2 divisors, whose sum is σ = 23421060. Its totient is φ = 23421058.

The previous prime is 23421049. The next prime is 23421113. The reversal of 23421059 is 95012432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23421059 - 2¹⁶ = 23355523 is a prime.

It is equal to p_1473047 and since 23421059 and 1473047 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (23421049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11710529 + 11710530.

It is an arithmetic number, because the mean of its divisors is an integer number (11710530).

Almost surely, 2^23421059 is an apocalyptic number.

23421059 is a deficient number, since it is larger than the sum of its proper divisors (1).

23421059 is an equidigital number, since it uses as much as digits as its factorization.

23421059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 23421059 is about 4839.5308656935. The cubic root of 23421059 is about 286.1116285520. Note that the first 3 decimals are identical.

The spelling of 23421059 in words is "twenty-three million, four hundred twenty-one thousand, fifty-nine".