40325131 has 16 divisors (see below), whose sum is σ = 50803200. Its totient is φ = 31092480.

The previous prime is 40325123. The next prime is 40325137. The reversal of 40325131 is 13152304.

It is a cyclic number.

It is not a de Polignac number, because 40325131 - 2³ = 40325123 is a prime.

It is a super-2 number, since 2×40325131² = 3252232380334322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40325099 and 40325108.

It is not an unprimeable number, because it can be changed into a prime (40325137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4770 + ... + 10168.

It is an arithmetic number, because the mean of its divisors is an integer number (3175200).

Almost surely, 2^40325131 is an apocalyptic number.

40325131 is a deficient number, since it is larger than the sum of its proper divisors (10478069).

40325131 is a wasteful number, since it uses less digits than its factorization.

40325131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5514.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 40325131 is about 6350.2071619751. The cubic root of 40325131 is about 342.9193003460.

Adding to 40325131 its reverse (13152304), we get a palindrome (53477435).

The spelling of 40325131 in words is "forty million, three hundred twenty-five thousand, one hundred thirty-one".