197400323311 has 2 divisors, whose sum is σ = 197400323312. Its totient is φ = 197400323310.

The previous prime is 197400323303. The next prime is 197400323363. The reversal of 197400323311 is 113323004791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 197400323311 - 2³ = 197400323303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197400323371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98700161655 + 98700161656.

It is an arithmetic number, because the mean of its divisors is an integer number (98700161656).

Almost surely, 2^197400323311 is an apocalyptic number.

197400323311 is a deficient number, since it is larger than the sum of its proper divisors (1).

197400323311 is an equidigital number, since it uses as much as digits as its factorization.

197400323311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 34.

The spelling of 197400323311 in words is "one hundred ninety-seven billion, four hundred million, three hundred twenty-three thousand, three hundred eleven".