1315163051 has 2 divisors, whose sum is σ = 1315163052. Its totient is φ = 1315163050.

The previous prime is 1315163011. The next prime is 1315163063. The reversal of 1315163051 is 1503615131.

It is a strong prime.

It is an emirp because it is prime and its reverse (1503615131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1315163051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1315163051.

It is not a weakly prime, because it can be changed into another prime (1315163011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657581525 + 657581526.

It is an arithmetic number, because the mean of its divisors is an integer number (657581526).

Almost surely, 2^1315163051 is an apocalyptic number.

1315163051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1315163051 is an equidigital number, since it uses as much as digits as its factorization.

1315163051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1350, while the sum is 26.

The square root of 1315163051 is about 36265.1768367397. The cubic root of 1315163051 is about 1095.6197852096.

Adding to 1315163051 its reverse (1503615131), we get a palindrome (2818778182).

The spelling of 1315163051 in words is "one billion, three hundred fifteen million, one hundred sixty-three thousand, fifty-one".