449091179 has 2 divisors, whose sum is σ = 449091180. Its totient is φ = 449091178.

The previous prime is 449091143. The next prime is 449091199. The reversal of 449091179 is 971190944.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449091179 - 2¹² = 449087083 is a prime.

It is a super-2 number, since 2×449091179² = 403365774111220082, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (449091119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224545589 + 224545590.

It is an arithmetic number, because the mean of its divisors is an integer number (224545590).

Almost surely, 2^449091179 is an apocalyptic number.

449091179 is a deficient number, since it is larger than the sum of its proper divisors (1).

449091179 is an equidigital number, since it uses as much as digits as its factorization.

449091179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 449091179 is about 21191.7714927280. The cubic root of 449091179 is about 765.7932046350.

The spelling of 449091179 in words is "four hundred forty-nine million, ninety-one thousand, one hundred seventy-nine".