40131063 has 12 divisors (see below), whose sum is σ = 66248208. Its totient is φ = 22932000.

The previous prime is 40131043. The next prime is 40131071. The reversal of 40131063 is 36013104.

It is not a de Polignac number, because 40131063 - 2¹³ = 40122871 is a prime.

It is a super-2 number, since 2×40131063² = 3221004435019938, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40131023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 318438 + ... + 318563.

It is an arithmetic number, because the mean of its divisors is an integer number (5520684).

Almost surely, 2^40131063 is an apocalyptic number.

40131063 is a deficient number, since it is larger than the sum of its proper divisors (26117145).

40131063 is a wasteful number, since it uses less digits than its factorization.

40131063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637014 (or 637011 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 40131063 is about 6334.9082866289. The cubic root of 40131063 is about 342.3683064120.

Adding to 40131063 its reverse (36013104), we get a palindrome (76144167).

The spelling of 40131063 in words is "forty million, one hundred thirty-one thousand, sixty-three".