40954117 has 4 divisors (see below), whose sum is σ = 41191020. Its totient is φ = 40717216.

The previous prime is 40954087. The next prime is 40954127. The reversal of 40954117 is 71145904.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21585316 + 19368801 = 4646^2 + 4401^2 .

It is a cyclic number.

It is not a de Polignac number, because 40954117 - 2⁷ = 40953989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40954127) 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 3 ways as a sum of consecutive naturals, for example, 118192 + ... + 118537.

It is an arithmetic number, because the mean of its divisors is an integer number (10297755).

Almost surely, 2^40954117 is an apocalyptic number.

It is an amenable number.

40954117 is a deficient number, since it is larger than the sum of its proper divisors (236903).

40954117 is a wasteful number, since it uses less digits than its factorization.

40954117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236902.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 40954117 is about 6399.5403741206. The cubic root of 40954117 is about 344.6930463086.

The spelling of 40954117 in words is "forty million, nine hundred fifty-four thousand, one hundred seventeen".