447134791 has 2 divisors, whose sum is σ = 447134792. Its totient is φ = 447134790.

The previous prime is 447134767. The next prime is 447134801. The reversal of 447134791 is 197431744.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 447134791 - 2⁹ = 447134279 is a prime.

It is a super-2 number, since 2×447134791² = 399859042645227362, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447134761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223567395 + 223567396.

It is an arithmetic number, because the mean of its divisors is an integer number (223567396).

Almost surely, 2^447134791 is an apocalyptic number.

447134791 is a deficient number, since it is larger than the sum of its proper divisors (1).

447134791 is an equidigital number, since it uses as much as digits as its factorization.

447134791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 40.

The square root of 447134791 is about 21145.5619693590. The cubic root of 447134791 is about 764.6795707600.

The spelling of 447134791 in words is "four hundred forty-seven million, one hundred thirty-four thousand, seven hundred ninety-one".