13117282 has 4 divisors (see below), whose sum is σ = 19675926. Its totient is φ = 6558640.

The previous prime is 13117259. The next prime is 13117331. The reversal of 13117282 is 28271131.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6922161 + 6195121 = 2631^2 + 2489^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3279319 + ... + 3279322.

Almost surely, 2^13117282 is an apocalyptic number.

13117282 is a deficient number, since it is larger than the sum of its proper divisors (6558644).

13117282 is an equidigital number, since it uses as much as digits as its factorization.

13117282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6558643.

The product of its digits is 672, while the sum is 25.

The square root of 13117282 is about 3621.7788447115. The cubic root of 13117282 is about 235.8384535536.

The spelling of 13117282 in words is "thirteen million, one hundred seventeen thousand, two hundred eighty-two".