1316886131 has 8 divisors (see below), whose sum is σ = 1437308928. Its totient is φ = 1196581000.

The previous prime is 1316886127. The next prime is 1316886133.

1316886131 is nontrivially palindromic in base 10.

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 1316886131 - 2² = 1316886127 is a prime.

It is a super-2 number, since 2×1316886131² = 3468378164040298322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1316886133) 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, 5135 + ... + 51576.

It is an arithmetic number, because the mean of its divisors is an integer number (179663616).

Almost surely, 2^1316886131 is an apocalyptic number.

1316886131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1316886131 is a deficient number, since it is larger than the sum of its proper divisors (120422797).

1316886131 is a wasteful number, since it uses less digits than its factorization.

1316886131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58833.

The product of its digits is 20736, while the sum is 38.

The square root of 1316886131 is about 36288.9257349952. The cubic root of 1316886131 is about 1096.0980571311.

It can be divided in two parts, 13168 and 86131, that added together give a palindrome (99299).

The spelling of 1316886131 in words is "one billion, three hundred sixteen million, eight hundred eighty-six thousand, one hundred thirty-one".