45251152 has 10 divisors (see below), whose sum is σ = 87674138. Its totient is φ = 22625568.

The previous prime is 45251123. The next prime is 45251153. The reversal of 45251152 is 25115254.

It can be written as a sum of positive squares in only one way, i.e., 44836416 + 414736 = 6696^2 + 644^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45251153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1414083 + ... + 1414114.

Almost surely, 2^45251152 is an apocalyptic number.

It is an amenable number.

45251152 is a deficient number, since it is larger than the sum of its proper divisors (42422986).

45251152 is a wasteful number, since it uses less digits than its factorization.

45251152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828205 (or 2828199 counting only the distinct ones).

The product of its digits is 2000, while the sum is 25.

The square root of 45251152 is about 6726.8976504775. The cubic root of 45251152 is about 356.3498223603.

The spelling of 45251152 in words is "forty-five million, two hundred fifty-one thousand, one hundred fifty-two".