1525253 has 8 divisors (see below), whose sum is σ = 1584000. Its totient is φ = 1467648.

The previous prime is 1525243. The next prime is 1525261. The reversal of 1525253 is 3525251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1525253 - 2¹⁸ = 1263109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1525243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3173 + ... + 3621.

It is an arithmetic number, because the mean of its divisors is an integer number (198000).

2^1525253 is an apocalyptic number.

It is an amenable number.

1525253 is a deficient number, since it is larger than the sum of its proper divisors (58747).

1525253 is an equidigital number, since it uses as much as digits as its factorization.

1525253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571.

The product of its digits is 1500, while the sum is 23.

The square root of 1525253 is about 1235.0113359804. The cubic root of 1525253 is about 115.1102408534.

It can be divided in two parts, 15252 and 53, that multiplied together give a triangular number (808356 = T₁₂₇₁).

The spelling of 1525253 in words is "one million, five hundred twenty-five thousand, two hundred fifty-three".