13055523 has 16 divisors (see below), whose sum is σ = 18811296. Its totient is φ = 8006400.

The previous prime is 13055509. The next prime is 13055533. The reversal of 13055523 is 32555031.

13055523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13055523 - 2⁶ = 13055459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13055493 and 13055502.

It is not an unprimeable number, because it can be changed into a prime (13055533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21423 + ... + 22023.

It is an arithmetic number, because the mean of its divisors is an integer number (1175706).

Almost surely, 2^13055523 is an apocalyptic number.

13055523 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13055523 is a deficient number, since it is larger than the sum of its proper divisors (5755773).

13055523 is a wasteful number, since it uses less digits than its factorization.

13055523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 13055523 is about 3613.2427264163. The cubic root of 13055523 is about 235.4677450066.

The spelling of 13055523 in words is "thirteen million, fifty-five thousand, five hundred twenty-three".