1310715117 has 24 divisors (see below), whose sum is σ = 1961308440. Its totient is φ = 842486400.

The previous prime is 1310715097. The next prime is 1310715157. The reversal of 1310715117 is 7115170131.

It can be written as a sum of positive squares in 4 ways, for example, as 254530116 + 1056185001 = 15954^2 + 32499^2 .

It is not a de Polignac number, because 1310715117 - 2¹² = 1310711021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310715157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 204867 + ... + 211167.

It is an arithmetic number, because the mean of its divisors is an integer number (81721185).

Almost surely, 2^1310715117 is an apocalyptic number.

It is an amenable number.

1310715117 is a deficient number, since it is larger than the sum of its proper divisors (650593323).

1310715117 is a wasteful number, since it uses less digits than its factorization.

1310715117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7133 (or 7130 counting only the distinct ones).

The product of its (nonzero) digits is 735, while the sum is 27.

The square root of 1310715117 is about 36203.7997591413. The cubic root of 1310715117 is about 1094.3832468524.

Adding to 1310715117 its reverse (7115170131), we get a palindrome (8425885248).

It can be divided in two parts, 13107 and 15117, that added together give a square (28224 = 168²).

The spelling of 1310715117 in words is "one billion, three hundred ten million, seven hundred fifteen thousand, one hundred seventeen".