5131135144 has 16 divisors (see below), whose sum is σ = 9622869120. Its totient is φ = 2565036720.

The previous prime is 5131135127. The next prime is 5131135147. The reversal of 5131135144 is 4415311315.

It is not an unprimeable number, because it can be changed into a prime (5131135147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23662 + ... + 104029.

It is an arithmetic number, because the mean of its divisors is an integer number (601429320).

Almost surely, 2^5131135144 is an apocalyptic number.

It is an amenable number.

5131135144 is a deficient number, since it is larger than the sum of its proper divisors (4491733976).

5131135144 is a wasteful number, since it uses less digits than its factorization.

5131135144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132720 (or 132716 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 5131135144 is about 71631.9422045780. The cubic root of 5131135144 is about 1724.7963233862.

Adding to 5131135144 its reverse (4415311315), we get a palindrome (9546446459).

The spelling of 5131135144 in words is "five billion, one hundred thirty-one million, one hundred thirty-five thousand, one hundred forty-four".