5113320251 has 8 divisors (see below), whose sum is σ = 5507691840. Its totient is φ = 4719097152.

The previous prime is 5113320239. The next prime is 5113320253. The reversal of 5113320251 is 1520233115.

It is a happy number.

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 5113320251 - 2²² = 5109125947 is a prime.

It is a super-2 number, since 2×5113320251² = 52292087978573406002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5113320253) 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, 40415 + ... + 108903.

It is an arithmetic number, because the mean of its divisors is an integer number (688461480).

Almost surely, 2^5113320251 is an apocalyptic number.

5113320251 is a deficient number, since it is larger than the sum of its proper divisors (394371589).

5113320251 is a wasteful number, since it uses less digits than its factorization.

5113320251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74245.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5113320251 is about 71507.4838810596. The cubic root of 5113320251 is about 1722.7978902602.

Adding to 5113320251 its reverse (1520233115), we get a palindrome (6633553366).

The spelling of 5113320251 in words is "five billion, one hundred thirteen million, three hundred twenty thousand, two hundred fifty-one".