40316279 has 2 divisors, whose sum is σ = 40316280. Its totient is φ = 40316278.

The previous prime is 40316267. The next prime is 40316281. The reversal of 40316279 is 97261304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40316279 - 2²⁴ = 23539063 is a prime.

Together with 40316281, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40316239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20158139 + 20158140.

It is an arithmetic number, because the mean of its divisors is an integer number (20158140).

Almost surely, 2^40316279 is an apocalyptic number.

40316279 is a deficient number, since it is larger than the sum of its proper divisors (1).

40316279 is an equidigital number, since it uses as much as digits as its factorization.

40316279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 40316279 is about 6349.5101385855. The cubic root of 40316279 is about 342.8942064512.

The spelling of 40316279 in words is "forty million, three hundred sixteen thousand, two hundred seventy-nine".