1316251152 has 30 divisors (see below), whose sum is σ = 3683675502. Its totient is φ = 438750336.

The previous prime is 1316251147. The next prime is 1316251177. The reversal of 1316251152 is 2511526131.

1316251152 is a `hidden beast` number, since 1 + 31 + 625 + 1 + 1 + 5 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1139467536 + 176783616 = 33756^2 + 13296^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4570173 + ... + 4570460.

Almost surely, 2^1316251152 is an apocalyptic number.

1316251152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1316251152 is an abundant number, since it is smaller than the sum of its proper divisors (2367424350).

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

1316251152 is a wasteful number, since it uses less digits than its factorization.

1316251152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9140647 (or 9140638 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 1316251152 is about 36280.1757437860. The cubic root of 1316251152 is about 1095.9218558312.

Adding to 1316251152 its reverse (2511526131), we get a palindrome (3827777283).

The spelling of 1316251152 in words is "one billion, three hundred sixteen million, two hundred fifty-one thousand, one hundred fifty-two".