45012148 has 12 divisors (see below), whose sum is σ = 78985060. Its totient is φ = 22444992.

The previous prime is 45012139. The next prime is 45012151. The reversal of 45012148 is 84121054.

It can be written as a sum of positive squares in 2 ways, for example, as 25280784 + 19731364 = 5028^2 + 4442^2 .

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, 13593 + ... + 16576.

Almost surely, 2^45012148 is an apocalyptic number.

It is an amenable number.

45012148 is a deficient number, since it is larger than the sum of its proper divisors (33972912).

45012148 is a wasteful number, since it uses less digits than its factorization.

45012148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30546 (or 30544 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 45012148 is about 6709.1093298589. The cubic root of 45012148 is about 355.7213343396.

The spelling of 45012148 in words is "forty-five million, twelve thousand, one hundred forty-eight".