197294552527 has 2 divisors, whose sum is σ = 197294552528. Its totient is φ = 197294552526.

The previous prime is 197294552503. The next prime is 197294552549. The reversal of 197294552527 is 725255492791.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-197294552527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197294552027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98647276263 + 98647276264.

It is an arithmetic number, because the mean of its divisors is an integer number (98647276264).

Almost surely, 2^197294552527 is an apocalyptic number.

197294552527 is a deficient number, since it is larger than the sum of its proper divisors (1).

197294552527 is an equidigital number, since it uses as much as digits as its factorization.

197294552527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15876000, while the sum is 58.

The spelling of 197294552527 in words is "one hundred ninety-seven billion, two hundred ninety-four million, five hundred fifty-two thousand, five hundred twenty-seven".