1315180799 has 4 divisors (see below), whose sum is σ = 1350726264. Its totient is φ = 1279635336.

The previous prime is 1315180787. The next prime is 1315180819. The reversal of 1315180799 is 9970815131.

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

It is a cyclic number.

It is not a de Polignac number, because 1315180799 - 2²⁰ = 1314132223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315180709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17772677 + ... + 17772750.

It is an arithmetic number, because the mean of its divisors is an integer number (337681566).

Almost surely, 2^1315180799 is an apocalyptic number.

1315180799 is a deficient number, since it is larger than the sum of its proper divisors (35545465).

1315180799 is an equidigital number, since it uses as much as digits as its factorization.

1315180799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35545464.

The product of its (nonzero) digits is 68040, while the sum is 44.

The square root of 1315180799 is about 36265.4215334663. The cubic root of 1315180799 is about 1095.6247136156.

The spelling of 1315180799 in words is "one billion, three hundred fifteen million, one hundred eighty thousand, seven hundred ninety-nine".