5109089657 has 4 divisors (see below), whose sum is σ = 5838959616. Its totient is φ = 4379219700.

The previous prime is 5109089647. The next prime is 5109089669. The reversal of 5109089657 is 7569809015.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5109089657 - 2¹⁴ = 5109073273 is a prime.

It is a super-2 number, since 2×5109089657² = 52205594246528755298, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5109089627) 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, 364934969 + ... + 364934982.

It is an arithmetic number, because the mean of its divisors is an integer number (1459739904).

Almost surely, 2^5109089657 is an apocalyptic number.

It is an amenable number.

5109089657 is a deficient number, since it is larger than the sum of its proper divisors (729869959).

5109089657 is an equidigital number, since it uses as much as digits as its factorization.

5109089657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729869958.

The product of its (nonzero) digits is 680400, while the sum is 50.

The square root of 5109089657 is about 71477.8962826971. The cubic root of 5109089657 is about 1722.3226302816.

The spelling of 5109089657 in words is "five billion, one hundred nine million, eighty-nine thousand, six hundred fifty-seven".