1316118398 has 16 divisors (see below), whose sum is σ = 2270048640. Its totient is φ = 560589336.

The previous prime is 1316118389. The next prime is 1316118431. The reversal of 1316118398 is 8938116131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286088 + ... + 290651.

It is an arithmetic number, because the mean of its divisors is an integer number (141878040).

Almost surely, 2^1316118398 is an apocalyptic number.

1316118398 is a deficient number, since it is larger than the sum of its proper divisors (953930242).

1316118398 is a wasteful number, since it uses less digits than its factorization.

1316118398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576911.

The product of its digits is 31104, while the sum is 41.

The square root of 1316118398 is about 36278.3461309911. The cubic root of 1316118398 is about 1095.8850105576.

The spelling of 1316118398 in words is "one billion, three hundred sixteen million, one hundred eighteen thousand, three hundred ninety-eight".