5621130999 has 40 divisors (see below), whose sum is σ = 9178701840. Its totient is φ = 3399926400.

The previous prime is 5621130997. The next prime is 5621131001. The reversal of 5621130999 is 9990311265.

It is a happy number.

5621130999 is a `hidden beast` number, since 5 + 621 + 13 + 0 + 9 + 9 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (5621130997) and next prime (5621131001).

It is not a de Polignac number, because 5621130999 - 2¹ = 5621130997 is a prime.

It is a super-2 number, since 2×5621130999² = 63194227415837476002, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5621130997) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 458157 + ... + 470265.

It is an arithmetic number, because the mean of its divisors is an integer number (229467546).

Almost surely, 2^5621130999 is an apocalyptic number.

5621130999 is a deficient number, since it is larger than the sum of its proper divisors (3557570841).

5621130999 is a wasteful number, since it uses less digits than its factorization.

5621130999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12653 (or 12644 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The square root of 5621130999 is about 74974.2022231647. The cubic root of 5621130999 is about 1778.0388069075.

The spelling of 5621130999 in words is "five billion, six hundred twenty-one million, one hundred thirty thousand, nine hundred ninety-nine".