45125205 has 8 divisors (see below), whose sum is σ = 72200352. Its totient is φ = 24066768.

The previous prime is 45125203. The next prime is 45125221. The reversal of 45125205 is 50252154.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45125205 - 2¹ = 45125203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45125203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1504159 + ... + 1504188.

It is an arithmetic number, because the mean of its divisors is an integer number (9025044).

Almost surely, 2^45125205 is an apocalyptic number.

It is an amenable number.

45125205 is a deficient number, since it is larger than the sum of its proper divisors (27075147).

45125205 is a wasteful number, since it uses less digits than its factorization.

45125205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008355.

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

The square root of 45125205 is about 6717.5296798749. The cubic root of 45125205 is about 356.0189070672.

Adding to 45125205 its reverse (50252154), we get a palindrome (95377359).

It can be divided in two parts, 45 and 125205, that added together give a triangular number (125250 = T₅₀₀).

The spelling of 45125205 in words is "forty-five million, one hundred twenty-five thousand, two hundred five".