4030161131 has 4 divisors (see below), whose sum is σ = 4205385552. Its totient is φ = 3854936712.

The previous prime is 4030161127. The next prime is 4030161139. The reversal of 4030161131 is 1311610304.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4030161131 - 2² = 4030161127 is a prime.

It is a super-2 number, since 2×4030161131² = 32484397483646398322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4030161139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87612176 + ... + 87612221.

It is an arithmetic number, because the mean of its divisors is an integer number (1051346388).

Almost surely, 2^4030161131 is an apocalyptic number.

4030161131 is a deficient number, since it is larger than the sum of its proper divisors (175224421).

4030161131 is a wasteful number, since it uses less digits than its factorization.

4030161131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175224420.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 4030161131 is about 63483.5500818913. The cubic root of 4030161131 is about 1591.3808832387.

Adding to 4030161131 its reverse (1311610304), we get a palindrome (5341771435).

The spelling of 4030161131 in words is "four billion, thirty million, one hundred sixty-one thousand, one hundred thirty-one".