45255553 has 8 divisors (see below), whose sum is σ = 51761408. Its totient is φ = 38759904.

The previous prime is 45255533. The next prime is 45255557. The reversal of 45255553 is 35555254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45255553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45255557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15325 + ... + 18037.

It is an arithmetic number, because the mean of its divisors is an integer number (6470176).

Almost surely, 2^45255553 is an apocalyptic number.

It is an amenable number.

45255553 is a deficient number, since it is larger than the sum of its proper divisors (6505855).

45255553 is a wasteful number, since it uses less digits than its factorization.

45255553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5103.

The product of its digits is 75000, while the sum is 34.

The square root of 45255553 is about 6727.2247621140. The cubic root of 45255553 is about 356.3613745135.

The spelling of 45255553 in words is "forty-five million, two hundred fifty-five thousand, five hundred fifty-three".