1525375 has 8 divisors (see below), whose sum is σ = 1903824. Its totient is φ = 1220200.

The previous prime is 1525367. The next prime is 1525409. The reversal of 1525375 is 5735251.

It is not a de Polignac number, because 1525375 - 2³ = 1525367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5977 + ... + 6226.

It is an arithmetic number, because the mean of its divisors is an integer number (237978).

2^1525375 is an apocalyptic number.

1525375 is a deficient number, since it is larger than the sum of its proper divisors (378449).

1525375 is an equidigital number, since it uses as much as digits as its factorization.

1525375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12218 (or 12208 counting only the distinct ones).

The product of its digits is 5250, while the sum is 28.

The square root of 1525375 is about 1235.0607272519. The cubic root of 1525375 is about 115.1133098688.

The spelling of 1525375 in words is "one million, five hundred twenty-five thousand, three hundred seventy-five".