1525363 has 4 divisors (see below), whose sum is σ = 1743280. Its totient is φ = 1307448.

The previous prime is 1525357. The next prime is 1525367. The reversal of 1525363 is 3635251.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1525363 - 2⁵ = 1525331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1525367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108948 + ... + 108961.

It is an arithmetic number, because the mean of its divisors is an integer number (435820).

2^1525363 is an apocalyptic number.

1525363 is a deficient number, since it is larger than the sum of its proper divisors (217917).

1525363 is an equidigital number, since it uses as much as digits as its factorization.

1525363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217916.

The product of its digits is 2700, while the sum is 25.

The square root of 1525363 is about 1235.0558691816. The cubic root of 1525363 is about 115.1130080057.

The spelling of 1525363 in words is "one million, five hundred twenty-five thousand, three hundred sixty-three".