5172431451 has 16 divisors (see below), whose sum is σ = 7683614208. Its totient is φ = 3068108000.

The previous prime is 5172431449. The next prime is 5172431497. The reversal of 5172431451 is 1541342715.

It is a cyclic number.

It is not a de Polignac number, because 5172431451 - 2¹ = 5172431449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (5172431401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1665900 + ... + 1669001.

It is an arithmetic number, because the mean of its divisors is an integer number (480225888).

Almost surely, 2^5172431451 is an apocalyptic number.

5172431451 is a deficient number, since it is larger than the sum of its proper divisors (2511182757).

5172431451 is a wasteful number, since it uses less digits than its factorization.

5172431451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3334962.

The product of its digits is 16800, while the sum is 33.

The square root of 5172431451 is about 71919.6179842468. The cubic root of 5172431451 is about 1729.4111231511.

The spelling of 5172431451 in words is "five billion, one hundred seventy-two million, four hundred thirty-one thousand, four hundred fifty-one".