445650307 has 2 divisors, whose sum is σ = 445650308. Its totient is φ = 445650306.

The previous prime is 445650281. The next prime is 445650319. The reversal of 445650307 is 703056544.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445650307 - 2¹⁵ = 445617539 is a prime.

It is a super-2 number, since 2×445650307² = 397208392258388498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (445650367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222825153 + 222825154.

It is an arithmetic number, because the mean of its divisors is an integer number (222825154).

Almost surely, 2^445650307 is an apocalyptic number.

445650307 is a deficient number, since it is larger than the sum of its proper divisors (1).

445650307 is an equidigital number, since it uses as much as digits as its factorization.

445650307 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 34.

The square root of 445650307 is about 21110.4312367133. The cubic root of 445650307 is about 763.8323891287.

The spelling of 445650307 in words is "four hundred forty-five million, six hundred fifty thousand, three hundred seven".