40959091 has 8 divisors (see below), whose sum is σ = 43265024. Its totient is φ = 38714760.

The previous prime is 40959077. The next prime is 40959097. The reversal of 40959091 is 19095904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40959091 - 2⁹ = 40958579 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40959091.

It is not an unprimeable number, because it can be changed into a prime (40959097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14031 + ... + 16696.

It is an arithmetic number, because the mean of its divisors is an integer number (5408128).

Almost surely, 2^40959091 is an apocalyptic number.

40959091 is a deficient number, since it is larger than the sum of its proper divisors (2305933).

40959091 is a wasteful number, since it uses less digits than its factorization.

40959091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30801.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 40959091 is about 6399.9289839810. The cubic root of 40959091 is about 344.7070004108.

The spelling of 40959091 in words is "forty million, nine hundred fifty-nine thousand, ninety-one".