4531531155 has 32 divisors (see below), whose sum is σ = 7703208000. Its totient is φ = 2270403072.

The previous prime is 4531531133. The next prime is 4531531181. The reversal of 4531531155 is 5511351354.

It is not a de Polignac number, because 4531531155 - 2¹⁰ = 4531530131 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124680 + ... + 156869.

It is an arithmetic number, because the mean of its divisors is an integer number (240725250).

Almost surely, 2^4531531155 is an apocalyptic number.

4531531155 is a deficient number, since it is larger than the sum of its proper divisors (3171676845).

4531531155 is a wasteful number, since it uses less digits than its factorization.

4531531155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281623.

The product of its digits is 22500, while the sum is 33.

The square root of 4531531155 is about 67316.6484236998. The cubic root of 4531531155 is about 1654.8107114892.

The spelling of 4531531155 in words is "four billion, five hundred thirty-one million, five hundred thirty-one thousand, one hundred fifty-five".