1253625 has 16 divisors (see below), whose sum is σ = 2086656. Its totient is φ = 668400.

The previous prime is 1253621. The next prime is 1253627. The reversal of 1253625 is 5263521.

It is not a de Polignac number, because 1253625 - 2² = 1253621 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1253595 and 1253604.

It is not an unprimeable number, because it can be changed into a prime (1253621) 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, 1297 + ... + 2046.

It is an arithmetic number, because the mean of its divisors is an integer number (130416).

2^1253625 is an apocalyptic number.

1253625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1253625 is a deficient number, since it is larger than the sum of its proper divisors (833031).

1253625 is an equidigital number, since it uses as much as digits as its factorization.

1253625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3361 (or 3351 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 1253625 is about 1119.6539644015. The cubic root of 1253625 is about 107.8257650135.

It can be divided in two parts, 12536 and 25, that added together give a triangular number (12561 = T₁₅₈).

The spelling of 1253625 in words is "one million, two hundred fifty-three thousand, six hundred twenty-five".