525936493 has 2 divisors, whose sum is σ = 525936494. Its totient is φ = 525936492.

The previous prime is 525936461. The next prime is 525936517. The reversal of 525936493 is 394639525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 429857289 + 96079204 = 20733^2 + 9802^2 .

It is a cyclic number.

It is not a de Polignac number, because 525936493 - 2⁵ = 525936461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525936413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262968246 + 262968247.

It is an arithmetic number, because the mean of its divisors is an integer number (262968247).

Almost surely, 2^525936493 is an apocalyptic number.

It is an amenable number.

525936493 is a deficient number, since it is larger than the sum of its proper divisors (1).

525936493 is an equidigital number, since it uses as much as digits as its factorization.

525936493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 874800, while the sum is 46.

The square root of 525936493 is about 22933.3053221728. The cubic root of 525936493 is about 807.1937093947.

The spelling of 525936493 in words is "five hundred twenty-five million, nine hundred thirty-six thousand, four hundred ninety-three".