5091031513 has 16 divisors (see below), whose sum is σ = 5622576640. Its totient is φ = 4590950400.

The previous prime is 5091031501. The next prime is 5091031537. The reversal of 5091031513 is 3151301905.

It is a cyclic number.

It is not a de Polignac number, because 5091031513 - 2²⁵ = 5057477081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5091061513) 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, 34920 + ... + 106777.

It is an arithmetic number, because the mean of its divisors is an integer number (351411040).

Almost surely, 2^5091031513 is an apocalyptic number.

It is an amenable number.

5091031513 is a deficient number, since it is larger than the sum of its proper divisors (531545127).

5091031513 is a wasteful number, since it uses less digits than its factorization.

5091031513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141808.

The product of its (nonzero) digits is 2025, while the sum is 28.

The square root of 5091031513 is about 71351.4646871387. The cubic root of 5091031513 is about 1720.2910442456.

The spelling of 5091031513 in words is "five billion, ninety-one million, thirty-one thousand, five hundred thirteen".