40915271 has 4 divisors (see below), whose sum is σ = 41003352. Its totient is φ = 40827192.

The previous prime is 40915247. The next prime is 40915297. The reversal of 40915271 is 17251904.

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

It is a cyclic number.

It is not a de Polignac number, because 40915271 - 2⁶ = 40915207 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 (40915211) 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, 43340 + ... + 44273.

It is an arithmetic number, because the mean of its divisors is an integer number (10250838).

Almost surely, 2^40915271 is an apocalyptic number.

40915271 is a deficient number, since it is larger than the sum of its proper divisors (88081).

40915271 is an equidigital number, since it uses as much as digits as its factorization.

40915271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88080.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 40915271 is about 6396.5045923535. The cubic root of 40915271 is about 344.5840285194.

The spelling of 40915271 in words is "forty million, nine hundred fifteen thousand, two hundred seventy-one".