5035431721 has 8 divisors (see below), whose sum is σ = 5130518600. Its totient is φ = 4940749440.

The previous prime is 5035431707. The next prime is 5035431727. The reversal of 5035431721 is 1271345305.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 214212496 + 4821219225 = 14636^2 + 69435^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5035431721 - 2¹⁷ = 5035300649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5035431727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75966 + ... + 125863.

It is an arithmetic number, because the mean of its divisors is an integer number (641314825).

Almost surely, 2^5035431721 is an apocalyptic number.

It is an amenable number.

5035431721 is a deficient number, since it is larger than the sum of its proper divisors (95086879).

5035431721 is a wasteful number, since it uses less digits than its factorization.

5035431721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202299.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 5035431721 is about 70960.7759329054. The cubic root of 5035431721 is about 1714.0056024810.

The spelling of 5035431721 in words is "five billion, thirty-five million, four hundred thirty-one thousand, seven hundred twenty-one".