45808643 has 2 divisors, whose sum is σ = 45808644. Its totient is φ = 45808642.

The previous prime is 45808619. The next prime is 45808673. The reversal of 45808643 is 34680854.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45808643 - 2⁶ = 45808579 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 45808597 and 45808606.

It is not a weakly prime, because it can be changed into another prime (45808673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22904321 + 22904322.

It is an arithmetic number, because the mean of its divisors is an integer number (22904322).

Almost surely, 2^45808643 is an apocalyptic number.

45808643 is a deficient number, since it is larger than the sum of its proper divisors (1).

45808643 is an equidigital number, since it uses as much as digits as its factorization.

45808643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 45808643 is about 6768.2082562522. The cubic root of 45808643 is about 357.8072550467.

The spelling of 45808643 in words is "forty-five million, eight hundred eight thousand, six hundred forty-three".