45324553 has 2 divisors, whose sum is σ = 45324554. Its totient is φ = 45324552.

The previous prime is 45324551. The next prime is 45324569. The reversal of 45324553 is 35542354.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26245129 + 19079424 = 5123^2 + 4368^2 .

It is a cyclic number.

It is not a de Polignac number, because 45324553 - 2¹ = 45324551 is a prime.

Together with 45324551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45324551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22662276 + 22662277.

It is an arithmetic number, because the mean of its divisors is an integer number (22662277).

Almost surely, 2^45324553 is an apocalyptic number.

It is an amenable number.

45324553 is a deficient number, since it is larger than the sum of its proper divisors (1).

45324553 is an equidigital number, since it uses as much as digits as its factorization.

45324553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 31.

The square root of 45324553 is about 6732.3512237553. The cubic root of 45324553 is about 356.5423942785.

The spelling of 45324553 in words is "forty-five million, three hundred twenty-four thousand, five hundred fifty-three".