5621601131 has 8 divisors (see below), whose sum is σ = 5668842960. Its totient is φ = 5574546432.

The previous prime is 5621601121. The next prime is 5621601149. The reversal of 5621601131 is 1311061265.

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 5621601131 - 2³⁰ = 4547859307 is a prime.

It is a super-2 number, since 2×5621601131² = 63204798552120958322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5621601131.

It is not an unprimeable number, because it can be changed into a prime (5621601121) 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, 13880 + ... + 106938.

It is an arithmetic number, because the mean of its divisors is an integer number (708605370).

Almost surely, 2^5621601131 is an apocalyptic number.

5621601131 is a deficient number, since it is larger than the sum of its proper divisors (47241829).

5621601131 is a wasteful number, since it uses less digits than its factorization.

5621601131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93565.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 5621601131 is about 74977.3374493920. The cubic root of 5621601131 is about 1778.0883752024.

Adding to 5621601131 its reverse (1311061265), we get a palindrome (6932662396).

The spelling of 5621601131 in words is "five billion, six hundred twenty-one million, six hundred one thousand, one hundred thirty-one".