1315161175 has 18 divisors (see below), whose sum is σ = 1639136408. Its totient is φ = 1046775840.

The previous prime is 1315161161. The next prime is 1315161179. The reversal of 1315161175 is 5711615131.

It is not a de Polignac number, because 1315161175 - 2¹⁹ = 1314636887 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 (1315161179) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1808662 + ... + 1809388.

Almost surely, 2^1315161175 is an apocalyptic number.

1315161175 is a deficient number, since it is larger than the sum of its proper divisors (323975233).

1315161175 is an frugal number, since it uses more digits than its factorization.

1315161175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275 (or 1001 counting only the distinct ones).

The product of its digits is 3150, while the sum is 31.

The square root of 1315161175 is about 36265.1509716973. The cubic root of 1315161175 is about 1095.6192642644.

The spelling of 1315161175 in words is "one billion, three hundred fifteen million, one hundred sixty-one thousand, one hundred seventy-five".