2545125 has 32 divisors (see below), whose sum is σ = 4627584. Its totient is φ = 1232000.

The previous prime is 2545117. The next prime is 2545141. The reversal of 2545125 is 5215452.

It is a happy number.

It is not a de Polignac number, because 2545125 - 2³ = 2545117 is a prime.

It is a super-2 number, since 2×2545125² = 12955322531250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2545095 and 2545104.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 3817 + ... + 4433.

It is an arithmetic number, because the mean of its divisors is an integer number (144612).

2^2545125 is an apocalyptic number.

2545125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2545125 is a deficient number, since it is larger than the sum of its proper divisors (2082459).

2545125 is a wasteful number, since it uses less digits than its factorization.

2545125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646 (or 636 counting only the distinct ones).

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

The square root of 2545125 is about 1595.3447903196. The cubic root of 2545125 is about 136.5326036785.

It can be divided in two parts, 25 and 45125, that added together give a triangular number (45150 = T₃₀₀).

The spelling of 2545125 in words is "two million, five hundred forty-five thousand, one hundred twenty-five".