5113645221 has 16 divisors (see below), whose sum is σ = 6974480384. Its totient is φ = 3331755504.

The previous prime is 5113645219. The next prime is 5113645259. The reversal of 5113645221 is 1225463115.

It is not a de Polignac number, because 5113645221 - 2¹ = 5113645219 is a prime.

It is a super-2 number, since 2×5113645221² = 52298734892512277682, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5113645211) 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, 74635 + ... + 125688.

It is an arithmetic number, because the mean of its divisors is an integer number (435905024).

Almost surely, 2^5113645221 is an apocalyptic number.

It is an amenable number.

5113645221 is a deficient number, since it is larger than the sum of its proper divisors (1860835163).

5113645221 is a wasteful number, since it uses less digits than its factorization.

5113645221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200520.

The product of its digits is 7200, while the sum is 30.

The square root of 5113645221 is about 71509.7561246016. The cubic root of 5113645221 is about 1722.8343861666.

The spelling of 5113645221 in words is "five billion, one hundred thirteen million, six hundred forty-five thousand, two hundred twenty-one".