195373132697 has 2 divisors, whose sum is σ = 195373132698. Its totient is φ = 195373132696.

The previous prime is 195373132663. The next prime is 195373132729. The reversal of 195373132697 is 796231373591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169825585801 + 25547546896 = 412099^2 + 159836^2 .

It is a cyclic number.

It is not a de Polignac number, because 195373132697 - 2¹⁴ = 195373116313 is a prime.

It is not a weakly prime, because it can be changed into another prime (195373132397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97686566348 + 97686566349.

It is an arithmetic number, because the mean of its divisors is an integer number (97686566349).

Almost surely, 2^195373132697 is an apocalyptic number.

It is an amenable number.

195373132697 is a deficient number, since it is larger than the sum of its proper divisors (1).

195373132697 is an equidigital number, since it uses as much as digits as its factorization.

195373132697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6429780, while the sum is 56.

The spelling of 195373132697 in words is "one hundred ninety-five billion, three hundred seventy-three million, one hundred thirty-two thousand, six hundred ninety-seven".