13412817 has 16 divisors (see below), whose sum is σ = 21677760. Its totient is φ = 8128800.

The previous prime is 13412807. The next prime is 13412821. The reversal of 13412817 is 71821431.

13412817 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13412817 - 2⁶ = 13412753 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (13412807) 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, 22284 + ... + 22877.

It is an arithmetic number, because the mean of its divisors is an integer number (1354860).

Almost surely, 2^13412817 is an apocalyptic number.

It is an amenable number.

13412817 is a deficient number, since it is larger than the sum of its proper divisors (8264943).

13412817 is a wasteful number, since it uses less digits than its factorization.

13412817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45181 (or 45175 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 13412817 is about 3662.3512939094. The cubic root of 13412817 is about 237.5964786235.

The spelling of 13412817 in words is "thirteen million, four hundred twelve thousand, eight hundred seventeen".