45605999 has 2 divisors, whose sum is σ = 45606000. Its totient is φ = 45605998.

The previous prime is 45605983. The next prime is 45606007. The reversal of 45605999 is 99950654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45605999 - 2⁴ = 45605983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45605299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22802999 + 22803000.

It is an arithmetic number, because the mean of its divisors is an integer number (22803000).

Almost surely, 2^45605999 is an apocalyptic number.

45605999 is a deficient number, since it is larger than the sum of its proper divisors (1).

45605999 is an equidigital number, since it uses as much as digits as its factorization.

45605999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 437400, while the sum is 47.

The square root of 45605999 is about 6753.2213794603. The cubic root of 45605999 is about 357.2788636816.

The spelling of 45605999 in words is "forty-five million, six hundred five thousand, nine hundred ninety-nine".