13434657 has 8 divisors (see below), whose sum is σ = 17935680. Its totient is φ = 8945040.

The previous prime is 13434637. The next prime is 13434671. The reversal of 13434657 is 75643431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13434657 - 2⁸ = 13434401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13434637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444 + ... + 5202.

It is an arithmetic number, because the mean of its divisors is an integer number (2241960).

Almost surely, 2^13434657 is an apocalyptic number.

It is an amenable number.

13434657 is a deficient number, since it is larger than the sum of its proper divisors (4501023).

13434657 is an equidigital number, since it uses as much as digits as its factorization.

13434657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5703.

The product of its digits is 30240, while the sum is 33.

The square root of 13434657 is about 3665.3317721592. The cubic root of 13434657 is about 237.7253676101.

The spelling of 13434657 in words is "thirteen million, four hundred thirty-four thousand, six hundred fifty-seven".