45416009 has 2 divisors, whose sum is σ = 45416010. Its totient is φ = 45416008.

The previous prime is 45416003. The next prime is 45416047. The reversal of 45416009 is 90061454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40921609 + 4494400 = 6397^2 + 2120^2 .

It is a cyclic number.

It is not a de Polignac number, because 45416009 - 2²⁴ = 28638793 is a prime.

It is a super-2 number, since 2×45416009² = 4125227746976162, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (45416003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22708004 + 22708005.

It is an arithmetic number, because the mean of its divisors is an integer number (22708005).

Almost surely, 2^45416009 is an apocalyptic number.

It is an amenable number.

45416009 is a deficient number, since it is larger than the sum of its proper divisors (1).

45416009 is an equidigital number, since it uses as much as digits as its factorization.

45416009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 45416009 is about 6739.1400786747. The cubic root of 45416009 is about 356.7820438833.

The spelling of 45416009 in words is "forty-five million, four hundred sixteen thousand, nine".