45275128 has 16 divisors (see below), whose sum is σ = 87629760. Its totient is φ = 21907200.

The previous prime is 45275099. The next prime is 45275143. The reversal of 45275128 is 82157254.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 45275093 and 45275102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91033 + ... + 91528.

It is an arithmetic number, because the mean of its divisors is an integer number (5476860).

Almost surely, 2^45275128 is an apocalyptic number.

It is an amenable number.

45275128 is a deficient number, since it is larger than the sum of its proper divisors (42354632).

45275128 is a wasteful number, since it uses less digits than its factorization.

45275128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182598 (or 182594 counting only the distinct ones).

The product of its digits is 22400, while the sum is 34.

The square root of 45275128 is about 6728.6795138422. The cubic root of 45275128 is about 356.4127477183.

The spelling of 45275128 in words is "forty-five million, two hundred seventy-five thousand, one hundred twenty-eight".