13115023 has 2 divisors, whose sum is σ = 13115024. Its totient is φ = 13115022.

The previous prime is 13115017. The next prime is 13115087. The reversal of 13115023 is 32051131.

13115023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13115023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13114988 and 13115006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13115423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6557511 + 6557512.

It is an arithmetic number, because the mean of its divisors is an integer number (6557512).

Almost surely, 2^13115023 is an apocalyptic number.

13115023 is a deficient number, since it is larger than the sum of its proper divisors (1).

13115023 is an equidigital number, since it uses as much as digits as its factorization.

13115023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 13115023 is about 3621.4669679565. The cubic root of 13115023 is about 235.8249144263.

Adding to 13115023 its reverse (32051131), we get a palindrome (45166154).

The spelling of 13115023 in words is "thirteen million, one hundred fifteen thousand, twenty-three".