45125210 has 32 divisors (see below), whose sum is σ = 87832080. Its totient is φ = 16593408.

The previous prime is 45125203. The next prime is 45125221. The reversal of 45125210 is 1252154.

It can be written as a sum of positive squares in 8 ways, for example, as 1181569 + 43943641 = 1087^2 + 6629^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40136 + ... + 41244.

Almost surely, 2^45125210 is an apocalyptic number.

45125210 is a deficient number, since it is larger than the sum of its proper divisors (42706870).

45125210 is a wasteful number, since it uses less digits than its factorization.

45125210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 45125210 is about 6717.5300520355. The cubic root of 45125210 is about 356.0189202165.

Adding to 45125210 its reverse (1252154), we get a palindrome (46377364).

The spelling of 45125210 in words is "forty-five million, one hundred twenty-five thousand, two hundred ten".