40907159 has 4 divisors (see below), whose sum is σ = 41366880. Its totient is φ = 40447440.

The previous prime is 40907143. The next prime is 40907161. The reversal of 40907159 is 95170904.

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 40907159 - 2⁴ = 40907143 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 (40907129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229727 + ... + 229904.

It is an arithmetic number, because the mean of its divisors is an integer number (10341720).

Almost surely, 2^40907159 is an apocalyptic number.

40907159 is a deficient number, since it is larger than the sum of its proper divisors (459721).

40907159 is an equidigital number, since it uses as much as digits as its factorization.

40907159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459720.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 40907159 is about 6395.8704646045. The cubic root of 40907159 is about 344.5612542160.

The spelling of 40907159 in words is "forty million, nine hundred seven thousand, one hundred fifty-nine".