445434007 has 2 divisors, whose sum is σ = 445434008. Its totient is φ = 445434006.

The previous prime is 445434001. The next prime is 445434079. The reversal of 445434007 is 700434544.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-445434007 is a prime.

It is a super-2 number, since 2×445434007² = 396822909184152098, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 445434007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445434001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222717003 + 222717004.

It is an arithmetic number, because the mean of its divisors is an integer number (222717004).

Almost surely, 2^445434007 is an apocalyptic number.

445434007 is a deficient number, since it is larger than the sum of its proper divisors (1).

445434007 is an equidigital number, since it uses as much as digits as its factorization.

445434007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 31.

The square root of 445434007 is about 21105.3075552099. The cubic root of 445434007 is about 763.7087917100.

The spelling of 445434007 in words is "four hundred forty-five million, four hundred thirty-four thousand, seven".