13157473 has 8 divisors (see below), whose sum is σ = 15921792. Its totient is φ = 10614336.

The previous prime is 13157471. The next prime is 13157479. The reversal of 13157473 is 37475131.

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

It is a cyclic number.

It is not a de Polignac number, because 13157473 - 2¹ = 13157471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13157471) 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, 55165 + ... + 55402.

It is an arithmetic number, because the mean of its divisors is an integer number (1990224).

Almost surely, 2^13157473 is an apocalyptic number.

It is an amenable number.

13157473 is a deficient number, since it is larger than the sum of its proper divisors (2764319).

13157473 is a wasteful number, since it uses less digits than its factorization.

13157473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110591.

The product of its digits is 8820, while the sum is 31.

The square root of 13157473 is about 3627.3231176723. The cubic root of 13157473 is about 236.0790755316.

The spelling of 13157473 in words is "thirteen million, one hundred fifty-seven thousand, four hundred seventy-three".