23059511 has 2 divisors, whose sum is σ = 23059512. Its totient is φ = 23059510.

The previous prime is 23059499. The next prime is 23059513. The reversal of 23059511 is 11595032.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23059511 is a prime.

Together with 23059513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23059513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11529755 + 11529756.

It is an arithmetic number, because the mean of its divisors is an integer number (11529756).

Almost surely, 2^23059511 is an apocalyptic number.

23059511 is a deficient number, since it is larger than the sum of its proper divisors (1).

23059511 is an equidigital number, since it uses as much as digits as its factorization.

23059511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 26.

The square root of 23059511 is about 4802.0319657412. The cubic root of 23059511 is about 284.6317640870.

The spelling of 23059511 in words is "twenty-three million, fifty-nine thousand, five hundred eleven".