4013554131 has 20 divisors (see below), whose sum is σ = 6085050312. Its totient is φ = 2635763328.

The previous prime is 4013554117. The next prime is 4013554133. The reversal of 4013554131 is 1314553104.

It is a happy number.

It is not a de Polignac number, because 4013554131 - 2⁵ = 4013554099 is a prime.

It is a super-2 number, since 2×4013554131² = 32217233524934330322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 4013554095 and 4013554104.

It is not an unprimeable number, because it can be changed into a prime (4013554133) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 364350 + ... + 375203.

Almost surely, 2^4013554131 is an apocalyptic number.

4013554131 is a deficient number, since it is larger than the sum of its proper divisors (2071496181).

4013554131 is an equidigital number, since it uses as much as digits as its factorization.

4013554131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739632 (or 739623 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 4013554131 is about 63352.6173966001. The cubic root of 4013554131 is about 1589.1920173912.

The spelling of 4013554131 in words is "four billion, thirteen million, five hundred fifty-four thousand, one hundred thirty-one".