45125405 has 16 divisors (see below), whose sum is σ = 59560704. Its totient is φ = 32612160.

The previous prime is 45125401. The next prime is 45125417. The reversal of 45125405 is 50452154.

45125405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45125405 - 2² = 45125401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45125401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4331 + ... + 10440.

It is an arithmetic number, because the mean of its divisors is an integer number (3722544).

Almost surely, 2^45125405 is an apocalyptic number.

It is an amenable number.

45125405 is a deficient number, since it is larger than the sum of its proper divisors (14435299).

45125405 is a wasteful number, since it uses less digits than its factorization.

45125405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14836.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 45125405 is about 6717.5445662831. The cubic root of 45125405 is about 356.0194330384.

Adding to 45125405 its reverse (50452154), we get a palindrome (95577559).

It can be divided in two parts, 45125 and 405, that multiplied together give a square (18275625 = 4275²).

The spelling of 45125405 in words is "forty-five million, one hundred twenty-five thousand, four hundred five".