45211125 has 16 divisors (see below), whose sum is σ = 75231936. Its totient is φ = 24112400.

The previous prime is 45211091. The next prime is 45211171. The reversal of 45211125 is 52111254.

It is not a de Polignac number, because 45211125 - 2¹¹ = 45209077 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59907 + ... + 60656.

It is an arithmetic number, because the mean of its divisors is an integer number (4701996).

Almost surely, 2^45211125 is an apocalyptic number.

It is an amenable number.

45211125 is a deficient number, since it is larger than the sum of its proper divisors (30020811).

45211125 is a wasteful number, since it uses less digits than its factorization.

45211125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120581 (or 120571 counting only the distinct ones).

The product of its digits is 400, while the sum is 21.

The square root of 45211125 is about 6723.9218466606. The cubic root of 45211125 is about 356.2447213745.

Adding to 45211125 its reverse (52111254), we get a palindrome (97322379).

The spelling of 45211125 in words is "forty-five million, two hundred eleven thousand, one hundred twenty-five".