45512843 has 2 divisors, whose sum is σ = 45512844. Its totient is φ = 45512842.

The previous prime is 45512827. The next prime is 45512869. The reversal of 45512843 is 34821554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45512843 - 2⁴ = 45512827 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (45512813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22756421 + 22756422.

It is an arithmetic number, because the mean of its divisors is an integer number (22756422).

Almost surely, 2^45512843 is an apocalyptic number.

45512843 is a deficient number, since it is larger than the sum of its proper divisors (1).

45512843 is an equidigital number, since it uses as much as digits as its factorization.

45512843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19200, while the sum is 32.

The square root of 45512843 is about 6746.3207009451. The cubic root of 45512843 is about 357.0354354948.

The spelling of 45512843 in words is "forty-five million, five hundred twelve thousand, eight hundred forty-three".