5125154424431 has 4 divisors (see below), whose sum is σ = 5125175599152. Its totient is φ = 5125133249712.

The previous prime is 5125154424413. The next prime is 5125154424443. The reversal of 5125154424431 is 1344244515215.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5125154424431 - 2⁶ = 5125154424367 is a prime.

It is a super-2 number, since 2×5125154424431² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5125154427431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10220051 + ... + 10709796.

It is an arithmetic number, because the mean of its divisors is an integer number (1281293899788).

Almost surely, 2^{5125154424431} is an apocalyptic number.

5125154424431 is a deficient number, since it is larger than the sum of its proper divisors (21174721).

5125154424431 is a wasteful number, since it uses less digits than its factorization.

5125154424431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21174720.

The product of its digits is 384000, while the sum is 41.

Adding to 5125154424431 its reverse (1344244515215), we get a palindrome (6469398939646).

The spelling of 5125154424431 in words is "five trillion, one hundred twenty-five billion, one hundred fifty-four million, four hundred twenty-four thousand, four hundred thirty-one".