13134474 has 20 divisors (see below), whose sum is σ = 29431314. Its totient is φ = 4378104.

The previous prime is 13134439. The next prime is 13134481. The reversal of 13134474 is 47443131.

It can be written as a sum of positive squares in only one way, i.e., 8661249 + 4473225 = 2943^2 + 2115^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40377 + ... + 40700.

Almost surely, 2^13134474 is an apocalyptic number.

13134474 is an abundant number, since it is smaller than the sum of its proper divisors (16296840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13134474 is an equidigital number, since it uses as much as digits as its factorization.

13134474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81091 (or 81082 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 13134474 is about 3624.1514869001. The cubic root of 13134474 is about 235.9414414703.

The spelling of 13134474 in words is "thirteen million, one hundred thirty-four thousand, four hundred seventy-four".