5112245591 has 4 divisors (see below), whose sum is σ = 5188547832. Its totient is φ = 5035943352.

The previous prime is 5112245573. The next prime is 5112245603. The reversal of 5112245591 is 1955422115.

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 5112245591 - 2⁶ = 5112245527 is a prime.

It is a super-2 number, since 2×5112245591² = 52270109965397878562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5112205591) 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, 38151020 + ... + 38151153.

It is an arithmetic number, because the mean of its divisors is an integer number (1297136958).

Almost surely, 2^5112245591 is an apocalyptic number.

5112245591 is a deficient number, since it is larger than the sum of its proper divisors (76302241).

5112245591 is an equidigital number, since it uses as much as digits as its factorization.

5112245591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76302240.

The product of its digits is 18000, while the sum is 35.

The square root of 5112245591 is about 71499.9691678255. The cubic root of 5112245591 is about 1722.6771890584.

The spelling of 5112245591 in words is "five billion, one hundred twelve million, two hundred forty-five thousand, five hundred ninety-one".