40136179 has 2 divisors, whose sum is σ = 40136180. Its totient is φ = 40136178.

The previous prime is 40136153. The next prime is 40136183. The reversal of 40136179 is 97163104.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40136179 - 2⁷ = 40136051 is a prime.

It is a super-2 number, since 2×40136179² = 3221825729440082, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40136179.

It is not a weakly prime, because it can be changed into another prime (40136119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20068089 + 20068090.

It is an arithmetic number, because the mean of its divisors is an integer number (20068090).

Almost surely, 2^40136179 is an apocalyptic number.

40136179 is a deficient number, since it is larger than the sum of its proper divisors (1).

40136179 is an equidigital number, since it uses as much as digits as its factorization.

40136179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 40136179 is about 6335.3120680832. The cubic root of 40136179 is about 342.3828544263.

The spelling of 40136179 in words is "forty million, one hundred thirty-six thousand, one hundred seventy-nine".