45250125 has 32 divisors (see below), whose sum is σ = 76462464. Its totient is φ = 23760000.

The previous prime is 45250103. The next prime is 45250129. The reversal of 45250125 is 52105254.

It is a happy number.

It is not a de Polignac number, because 45250125 - 2¹⁵ = 45217357 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 45250095 and 45250104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45250129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24225 + ... + 26025.

It is an arithmetic number, because the mean of its divisors is an integer number (2389452).

Almost surely, 2^45250125 is an apocalyptic number.

It is an amenable number.

45250125 is a deficient number, since it is larger than the sum of its proper divisors (31212339).

45250125 is a wasteful number, since it uses less digits than its factorization.

45250125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1886 (or 1876 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 45250125 is about 6726.8213147073. The cubic root of 45250125 is about 356.3471264876.

Adding to 45250125 its reverse (52105254), we get a palindrome (97355379).

The spelling of 45250125 in words is "forty-five million, two hundred fifty thousand, one hundred twenty-five".