525813363 has 18 divisors (see below), whose sum is σ = 788173932. Its totient is φ = 350303940.

The previous prime is 525813347. The next prime is 525813367. The reversal of 525813363 is 363318525.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is not a de Polignac number, because 525813363 - 2⁴ = 525813347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (525813367) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 356718 + ... + 358188.

Almost surely, 2^525813363 is an apocalyptic number.

525813363 is a deficient number, since it is larger than the sum of its proper divisors (262360569).

525813363 is an frugal number, since it uses more digits than its factorization.

525813363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2957 (or 1474 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 525813363 is about 22930.6206414044. The cubic root of 525813363 is about 807.1307122331.

The spelling of 525813363 in words is "five hundred twenty-five million, eight hundred thirteen thousand, three hundred sixty-three".