45633553 has 12 divisors (see below), whose sum is σ = 53636772. Its totient is φ = 38707200.

The previous prime is 45633547. The next prime is 45633571. The reversal of 45633553 is 35533654.

It can be written as a sum of positive squares in 2 ways, for example, as 28227969 + 17405584 = 5313^2 + 4172^2 .

It is not a de Polignac number, because 45633553 - 2⁵ = 45633521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45633503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48 + ... + 9553.

It is an arithmetic number, because the mean of its divisors is an integer number (4469731).

Almost surely, 2^45633553 is an apocalyptic number.

It is an amenable number.

45633553 is a deficient number, since it is larger than the sum of its proper divisors (8003219).

45633553 is an equidigital number, since it uses as much as digits as its factorization.

45633553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9712 (or 9705 counting only the distinct ones).

The product of its digits is 81000, while the sum is 34.

The square root of 45633553 is about 6755.2611348489. The cubic root of 45633553 is about 357.3508021699.

The spelling of 45633553 in words is "forty-five million, six hundred thirty-three thousand, five hundred fifty-three".