40445179 has 2 divisors, whose sum is σ = 40445180. Its totient is φ = 40445178.

The previous prime is 40445123. The next prime is 40445189. The reversal of 40445179 is 97154404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40445179 - 2⁹ = 40444667 is a prime.

It is not a weakly prime, because it can be changed into another prime (40445189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20222589 + 20222590.

It is an arithmetic number, because the mean of its divisors is an integer number (20222590).

Almost surely, 2^40445179 is an apocalyptic number.

40445179 is a deficient number, since it is larger than the sum of its proper divisors (1).

40445179 is an equidigital number, since it uses as much as digits as its factorization.

40445179 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 40445179 is about 6359.6524276095. The cubic root of 40445179 is about 343.2592537149.

The spelling of 40445179 in words is "forty million, four hundred forty-five thousand, one hundred seventy-nine".