40951131 has 16 divisors (see below), whose sum is σ = 58924320. Its totient is φ = 25148160.

The previous prime is 40951117. The next prime is 40951153. The reversal of 40951131 is 13115904.

It is not a de Polignac number, because 40951131 - 2⁶ = 40951067 is a prime.

It is a super-2 number, since 2×40951131² = 3353990260358322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40951111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26911 + ... + 28391.

It is an arithmetic number, because the mean of its divisors is an integer number (3682770).

Almost surely, 2^40951131 is an apocalyptic number.

40951131 is a deficient number, since it is larger than the sum of its proper divisors (17973189).

40951131 is a wasteful number, since it uses less digits than its factorization.

40951131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2206.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 40951131 is about 6399.3070718633. The cubic root of 40951131 is about 344.6846688158.

The spelling of 40951131 in words is "forty million, nine hundred fifty-one thousand, one hundred thirty-one".