15144112313 has 12 divisors (see below), whose sum is σ = 17052013524. Its totient is φ = 13431580800.

The previous prime is 15144112307. The next prime is 15144112327. The reversal of 15144112313 is 31321144151.

It can be written as a sum of positive squares in 2 ways, for example, as 4851401104 + 10292711209 = 69652^2 + 101453^2 .

It is not a de Polignac number, because 15144112313 - 2⁴ = 15144112297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15144112303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1521356 + ... + 1531277.

It is an arithmetic number, because the mean of its divisors is an integer number (1421001127).

Almost surely, 2^15144112313 is an apocalyptic number.

It is an amenable number.

15144112313 is a deficient number, since it is larger than the sum of its proper divisors (1907901211).

15144112313 is a wasteful number, since it uses less digits than its factorization.

15144112313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3052696 (or 3052685 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

Adding to 15144112313 its reverse (31321144151), we get a palindrome (46465256464).

The spelling of 15144112313 in words is "fifteen billion, one hundred forty-four million, one hundred twelve thousand, three hundred thirteen".