447033971 has 2 divisors, whose sum is σ = 447033972. Its totient is φ = 447033970.

The previous prime is 447033943. The next prime is 447033991. The reversal of 447033971 is 179330744.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 447033971 - 2⁶ = 447033907 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (447033931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223516985 + 223516986.

It is an arithmetic number, because the mean of its divisors is an integer number (223516986).

Almost surely, 2^447033971 is an apocalyptic number.

447033971 is a deficient number, since it is larger than the sum of its proper divisors (1).

447033971 is an equidigital number, since it uses as much as digits as its factorization.

447033971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 447033971 is about 21143.1778831849. The cubic root of 447033971 is about 764.6220930962.

The spelling of 447033971 in words is "four hundred forty-seven million, thirty-three thousand, nine hundred seventy-one".