5631113481 has 8 divisors (see below), whose sum is σ = 8580744384. Its totient is φ = 3217779120.

The previous prime is 5631113479. The next prime is 5631113489. The reversal of 5631113481 is 1843111365.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5631113481 - 2¹ = 5631113479 is a prime.

It is a super-2 number, since 2×5631113481² = 63418878071799874722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5631113489) 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, 134074110 + ... + 134074151.

It is an arithmetic number, because the mean of its divisors is an integer number (1072593048).

Almost surely, 2^5631113481 is an apocalyptic number.

It is an amenable number.

5631113481 is a deficient number, since it is larger than the sum of its proper divisors (2949630903).

5631113481 is a wasteful number, since it uses less digits than its factorization.

5631113481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268148271.

The product of its digits is 8640, while the sum is 33.

The square root of 5631113481 is about 75040.7454720434. The cubic root of 5631113481 is about 1779.0907152555.

The spelling of 5631113481 in words is "five billion, six hundred thirty-one million, one hundred thirteen thousand, four hundred eighty-one".