445167379 has 2 divisors, whose sum is σ = 445167380. Its totient is φ = 445167378.

The previous prime is 445167319. The next prime is 445167403. The reversal of 445167379 is 973761544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445167379 - 2⁷ = 445167251 is a prime.

It is not a weakly prime, because it can be changed into another prime (445167319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222583689 + 222583690.

It is an arithmetic number, because the mean of its divisors is an integer number (222583690).

Almost surely, 2^445167379 is an apocalyptic number.

445167379 is a deficient number, since it is larger than the sum of its proper divisors (1).

445167379 is an equidigital number, since it uses as much as digits as its factorization.

445167379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 46.

The square root of 445167379 is about 21098.9899995237. The cubic root of 445167379 is about 763.5563809624.

The spelling of 445167379 in words is "four hundred forty-five million, one hundred sixty-seven thousand, three hundred seventy-nine".