527897983 has 4 divisors (see below), whose sum is σ = 528116688. Its totient is φ = 527679280.

The previous prime is 527897947. The next prime is 527898017. The reversal of 527897983 is 389798725.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-527897983 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 (527897483) 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, 105691 + ... + 110572.

It is an arithmetic number, because the mean of its divisors is an integer number (132029172).

Almost surely, 2^527897983 is an apocalyptic number.

527897983 is a deficient number, since it is larger than the sum of its proper divisors (218705).

527897983 is a wasteful number, since it uses less digits than its factorization.

527897983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218704.

The product of its digits is 7620480, while the sum is 58.

The square root of 527897983 is about 22976.0306188863. The cubic root of 527897983 is about 808.1959458241.

The spelling of 527897983 in words is "five hundred twenty-seven million, eight hundred ninety-seven thousand, nine hundred eighty-three".