45281755 has 8 divisors (see below), whose sum is σ = 54450000. Its totient is φ = 36150816.

The previous prime is 45281737. The next prime is 45281759. The reversal of 45281755 is 55718254.

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

It is a cyclic number.

It is not a de Polignac number, because 45281755 - 2⁷ = 45281627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45281759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6580 + ... + 11569.

It is an arithmetic number, because the mean of its divisors is an integer number (6806250).

Almost surely, 2^45281755 is an apocalyptic number.

45281755 is a deficient number, since it is larger than the sum of its proper divisors (9168245).

45281755 is a wasteful number, since it uses less digits than its factorization.

45281755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18653.

The product of its digits is 56000, while the sum is 37.

The square root of 45281755 is about 6729.1719401424. The cubic root of 45281755 is about 356.4301364565.

The spelling of 45281755 in words is "forty-five million, two hundred eighty-one thousand, seven hundred fifty-five".