5171605431 has 16 divisors (see below), whose sum is σ = 6935846400. Its totient is φ = 3427606368.

The previous prime is 5171605393. The next prime is 5171605441. The reversal of 5171605431 is 1345061715.

It is not a de Polignac number, because 5171605431 - 2³¹ = 3024121783 is a prime.

It is a super-2 number, since 2×5171605431² = 53491005467897391522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5171605392 and 5171605401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5171605441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 386430 + ... + 399588.

It is an arithmetic number, because the mean of its divisors is an integer number (433490400).

Almost surely, 2^5171605431 is an apocalyptic number.

5171605431 is a deficient number, since it is larger than the sum of its proper divisors (1764240969).

5171605431 is a wasteful number, since it uses less digits than its factorization.

5171605431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13918.

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 5171605431 is about 71913.8750937536. The cubic root of 5171605431 is about 1729.3190578597.

The spelling of 5171605431 in words is "five billion, one hundred seventy-one million, six hundred five thousand, four hundred thirty-one".