1313173153 has 2 divisors, whose sum is σ = 1313173154. Its totient is φ = 1313173152.

The previous prime is 1313173073. The next prime is 1313173181. The reversal of 1313173153 is 3513713131.

It is an a-pointer prime, because the next prime (1313173181) can be obtained adding 1313173153 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1295136144 + 18037009 = 35988^2 + 4247^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313173153 - 2²¹ = 1311076001 is a prime.

It is a super-2 number, since 2×1313173153² = 3448847459519922818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1313173193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656586576 + 656586577.

It is an arithmetic number, because the mean of its divisors is an integer number (656586577).

Almost surely, 2^1313173153 is an apocalyptic number.

It is an amenable number.

1313173153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313173153 is an equidigital number, since it uses as much as digits as its factorization.

1313173153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2835, while the sum is 28.

The square root of 1313173153 is about 36237.7310685975. The cubic root of 1313173153 is about 1095.0669330728.

Adding to 1313173153 its reverse (3513713131), we get a palindrome (4826886284).

The spelling of 1313173153 in words is "one billion, three hundred thirteen million, one hundred seventy-three thousand, one hundred fifty-three".