13571023 has 2 divisors, whose sum is σ = 13571024. Its totient is φ = 13571022.

The previous prime is 13571017. The next prime is 13571027. The reversal of 13571023 is 32017531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13571023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13570985 and 13571003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13571027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6785511 + 6785512.

It is an arithmetic number, because the mean of its divisors is an integer number (6785512).

Almost surely, 2^13571023 is an apocalyptic number.

13571023 is a deficient number, since it is larger than the sum of its proper divisors (1).

13571023 is an equidigital number, since it uses as much as digits as its factorization.

13571023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 13571023 is about 3683.8869418048. The cubic root of 13571023 is about 238.5269905741.

Adding to 13571023 its reverse (32017531), we get a palindrome (45588554).

The spelling of 13571023 in words is "thirteen million, five hundred seventy-one thousand, twenty-three".