447115967 has 2 divisors, whose sum is σ = 447115968. Its totient is φ = 447115966.

The previous prime is 447115957. The next prime is 447115993. The reversal of 447115967 is 769511744.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 447115967 - 2¹⁶ = 447050431 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447115957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223557983 + 223557984.

It is an arithmetic number, because the mean of its divisors is an integer number (223557984).

Almost surely, 2^447115967 is an apocalyptic number.

447115967 is a deficient number, since it is larger than the sum of its proper divisors (1).

447115967 is an equidigital number, since it uses as much as digits as its factorization.

447115967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 44.

The square root of 447115967 is about 21145.1168594548. The cubic root of 447115967 is about 764.6688398197.

The spelling of 447115967 in words is "four hundred forty-seven million, one hundred fifteen thousand, nine hundred sixty-seven".