525173983 has 2 divisors, whose sum is σ = 525173984. Its totient is φ = 525173982.

The previous prime is 525173969. The next prime is 525174029. The reversal of 525173983 is 389371525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 525173983 - 2¹⁷ = 525042911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525173903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262586991 + 262586992.

It is an arithmetic number, because the mean of its divisors is an integer number (262586992).

Almost surely, 2^525173983 is an apocalyptic number.

525173983 is a deficient number, since it is larger than the sum of its proper divisors (1).

525173983 is an equidigital number, since it uses as much as digits as its factorization.

525173983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 226800, while the sum is 43.

The square root of 525173983 is about 22916.6747806046. The cubic root of 525173983 is about 806.8034271879.

The spelling of 525173983 in words is "five hundred twenty-five million, one hundred seventy-three thousand, nine hundred eighty-three".