1315111164 has 12 divisors (see below), whose sum is σ = 3068592744. Its totient is φ = 438370384.

The previous prime is 1315111153. The next prime is 1315111199. The reversal of 1315111164 is 4611115131.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54796287 + ... + 54796310.

It is an arithmetic number, because the mean of its divisors is an integer number (255716062).

Almost surely, 2^1315111164 is an apocalyptic number.

It is an amenable number.

1315111164 is an abundant number, since it is smaller than the sum of its proper divisors (1753481580).

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

1315111164 is a wasteful number, since it uses less digits than its factorization.

1315111164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109592604 (or 109592602 counting only the distinct ones).

The product of its digits is 360, while the sum is 24.

The square root of 1315111164 is about 36264.4614464354. The cubic root of 1315111164 is about 1095.6053765598.

Adding to 1315111164 its reverse (4611115131), we get a palindrome (5926226295).

The spelling of 1315111164 in words is "one billion, three hundred fifteen million, one hundred eleven thousand, one hundred sixty-four".