445351201 has 2 divisors, whose sum is σ = 445351202. Its totient is φ = 445351200.

The previous prime is 445351199. The next prime is 445351223. The reversal of 445351201 is 102153544.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 268992801 + 176358400 = 16401^2 + 13280^2 .

It is a cyclic number.

It is not a de Polignac number, because 445351201 - 2¹ = 445351199 is a prime.

Together with 445351199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (445351271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222675600 + 222675601.

It is an arithmetic number, because the mean of its divisors is an integer number (222675601).

Almost surely, 2^445351201 is an apocalyptic number.

It is an amenable number.

445351201 is a deficient number, since it is larger than the sum of its proper divisors (1).

445351201 is an equidigital number, since it uses as much as digits as its factorization.

445351201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 445351201 is about 21103.3457300022. The cubic root of 445351201 is about 763.6614643930.

The spelling of 445351201 in words is "four hundred forty-five million, three hundred fifty-one thousand, two hundred one".