445673051 has 2 divisors, whose sum is σ = 445673052. Its totient is φ = 445673050.

The previous prime is 445673023. The next prime is 445673087. The reversal of 445673051 is 150376544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445673051 - 2¹⁸ = 445410907 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (445673351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222836525 + 222836526.

It is an arithmetic number, because the mean of its divisors is an integer number (222836526).

Almost surely, 2^445673051 is an apocalyptic number.

445673051 is a deficient number, since it is larger than the sum of its proper divisors (1).

445673051 is an equidigital number, since it uses as much as digits as its factorization.

445673051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 445673051 is about 21110.9699208729. The cubic root of 445673051 is about 763.8453831048.

The spelling of 445673051 in words is "four hundred forty-five million, six hundred seventy-three thousand, fifty-one".