196257527 has 2 divisors, whose sum is σ = 196257528. Its totient is φ = 196257526.

The previous prime is 196257511. The next prime is 196257533. The reversal of 196257527 is 725752691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 196257527 - 2⁴ = 196257511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196257427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98128763 + 98128764.

It is an arithmetic number, because the mean of its divisors is an integer number (98128764).

Almost surely, 2^196257527 is an apocalyptic number.

196257527 is a deficient number, since it is larger than the sum of its proper divisors (1).

196257527 is an equidigital number, since it uses as much as digits as its factorization.

196257527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 44.

The square root of 196257527 is about 14009.1943736962. The cubic root of 196257527 is about 581.1328700353.

The spelling of 196257527 in words is "one hundred ninety-six million, two hundred fifty-seven thousand, five hundred twenty-seven".