45909793 has 2 divisors, whose sum is σ = 45909794. Its totient is φ = 45909792.

The previous prime is 45909781. The next prime is 45909797. The reversal of 45909793 is 39790954.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23697424 + 22212369 = 4868^2 + 4713^2 .

It is a cyclic number.

It is not a de Polignac number, because 45909793 - 2⁵ = 45909761 is a prime.

It is not a weakly prime, because it can be changed into another prime (45909797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22954896 + 22954897.

It is an arithmetic number, because the mean of its divisors is an integer number (22954897).

Almost surely, 2^45909793 is an apocalyptic number.

It is an amenable number.

45909793 is a deficient number, since it is larger than the sum of its proper divisors (1).

45909793 is an equidigital number, since it uses as much as digits as its factorization.

45909793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 306180, while the sum is 46.

The square root of 45909793 is about 6775.6765713838. The cubic root of 45909793 is about 358.0704193424.

The spelling of 45909793 in words is "forty-five million, nine hundred nine thousand, seven hundred ninety-three".