45003125 has 12 divisors (see below), whose sum is σ = 56254212. Its totient is φ = 36000000.

The previous prime is 45003071. The next prime is 45003139. The reversal of 45003125 is 52130054.

It can be written as a sum of positive squares in 6 ways, for example, as 21169201 + 23833924 = 4601^2 + 4882^2 .

It is not a de Polignac number, because 45003125 - 2⁸ = 45002869 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45003097 and 45003106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4076 + ... + 10325.

It is an arithmetic number, because the mean of its divisors is an integer number (4687851).

Almost surely, 2^45003125 is an apocalyptic number.

It is an amenable number.

45003125 is a deficient number, since it is larger than the sum of its proper divisors (11251087).

45003125 is an frugal number, since it uses more digits than its factorization.

45003125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14426 (or 14406 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 45003125 is about 6708.4368522034. The cubic root of 45003125 is about 355.6975638077.

Adding to 45003125 its reverse (52130054), we get a palindrome (97133179).

It can be divided in two parts, 4500 and 3125, that multiplied together give a square (14062500 = 3750²).

The spelling of 45003125 in words is "forty-five million, three thousand, one hundred twenty-five".