445134971 has 2 divisors, whose sum is σ = 445134972. Its totient is φ = 445134970.

The previous prime is 445134961. The next prime is 445135003. The reversal of 445134971 is 179431544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445134971 - 2¹⁰ = 445133947 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 (445134961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222567485 + 222567486.

It is an arithmetic number, because the mean of its divisors is an integer number (222567486).

Almost surely, 2^445134971 is an apocalyptic number.

445134971 is a deficient number, since it is larger than the sum of its proper divisors (1).

445134971 is an equidigital number, since it uses as much as digits as its factorization.

445134971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 38.

The square root of 445134971 is about 21098.2219866983. The cubic root of 445134971 is about 763.5378516504.

The spelling of 445134971 in words is "four hundred forty-five million, one hundred thirty-four thousand, nine hundred seventy-one".