13355123 has 2 divisors, whose sum is σ = 13355124. Its totient is φ = 13355122.

The previous prime is 13355117. The next prime is 13355161. The reversal of 13355123 is 32155331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13355123 - 2⁴ = 13355107 is a prime.

It is not a weakly prime, because it can be changed into another prime (13355323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6677561 + 6677562.

It is an arithmetic number, because the mean of its divisors is an integer number (6677562).

Almost surely, 2^13355123 is an apocalyptic number.

13355123 is a deficient number, since it is larger than the sum of its proper divisors (1).

13355123 is an equidigital number, since it uses as much as digits as its factorization.

13355123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1350, while the sum is 23.

The square root of 13355123 is about 3654.4661716864. The cubic root of 13355123 is about 237.2553225299.

The spelling of 13355123 in words is "thirteen million, three hundred fifty-five thousand, one hundred twenty-three".