5131452331 has 4 divisors (see below), whose sum is σ = 5154463552. Its totient is φ = 5108441112.

The previous prime is 5131452317. The next prime is 5131452427. The reversal of 5131452331 is 1332541315.

It is a happy number.

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 5131452331 - 2²⁹ = 4594581419 is a prime.

It is a super-2 number, since 2×5131452331² = 52663606050650667122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5131452331.

It is not an unprimeable number, because it can be changed into a prime (5131452311) 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, 11505276 + ... + 11505721.

It is an arithmetic number, because the mean of its divisors is an integer number (1288615888).

Almost surely, 2^5131452331 is an apocalyptic number.

5131452331 is a deficient number, since it is larger than the sum of its proper divisors (23011221).

5131452331 is a wasteful number, since it uses less digits than its factorization.

5131452331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23011220.

The product of its digits is 5400, while the sum is 28.

The square root of 5131452331 is about 71634.1561756680. The cubic root of 5131452331 is about 1724.8318627411.

Adding to 5131452331 its reverse (1332541315), we get a palindrome (6463993646).

The spelling of 5131452331 in words is "five billion, one hundred thirty-one million, four hundred fifty-two thousand, three hundred thirty-one".