2509125 has 16 divisors (see below), whose sum is σ = 4175808. Its totient is φ = 1338000.

The previous prime is 2509123. The next prime is 2509127. The reversal of 2509125 is 5219052.

It is an interprime number because it is at equal distance from previous prime (2509123) and next prime (2509127).

It is not a de Polignac number, because 2509125 - 2¹ = 2509123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2509095 and 2509104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2509123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2971 + ... + 3720.

It is an arithmetic number, because the mean of its divisors is an integer number (260988).

2^2509125 is an apocalyptic number.

2509125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2509125 is a deficient number, since it is larger than the sum of its proper divisors (1666683).

2509125 is an equidigital number, since it uses as much as digits as its factorization.

2509125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6709 (or 6699 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 2509125 is about 1584.0217801533. The cubic root of 2509125 is about 135.8858074032.

The spelling of 2509125 in words is "two million, five hundred nine thousand, one hundred twenty-five".