45403125 has 48 divisors (see below), whose sum is σ = 78744960. Its totient is φ = 23240000.

The previous prime is 45403109. The next prime is 45403147. The reversal of 45403125 is 52130454.

It is not a de Polignac number, because 45403125 - 2⁴ = 45403109 is a prime.

It is a super-2 number, since 2×45403125² = 4122887519531250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45403095 and 45403104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 271792 + ... + 271958.

It is an arithmetic number, because the mean of its divisors is an integer number (1640520).

Almost surely, 2^45403125 is an apocalyptic number.

It is an amenable number.

45403125 is a deficient number, since it is larger than the sum of its proper divisors (33341835).

45403125 is an equidigital number, since it uses as much as digits as its factorization.

45403125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 45403125 is about 6738.1841025606. The cubic root of 45403125 is about 356.7483023700.

Adding to 45403125 its reverse (52130454), we get a palindrome (97533579).

The spelling of 45403125 in words is "forty-five million, four hundred three thousand, one hundred twenty-five".