137371197097 has 2 divisors, whose sum is σ = 137371197098. Its totient is φ = 137371197096.

The previous prime is 137371197091. The next prime is 137371197167. The reversal of 137371197097 is 790791173731.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131695684201 + 5675512896 = 362899^2 + 75336^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137371197097 is a prime.

It is not a weakly prime, because it can be changed into another prime (137371197091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68685598548 + 68685598549.

It is an arithmetic number, because the mean of its divisors is an integer number (68685598549).

Almost surely, 2^137371197097 is an apocalyptic number.

It is an amenable number.

137371197097 is a deficient number, since it is larger than the sum of its proper divisors (1).

137371197097 is an equidigital number, since it uses as much as digits as its factorization.

137371197097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1750329, while the sum is 55.

The spelling of 137371197097 in words is "one hundred thirty-seven billion, three hundred seventy-one million, one hundred ninety-seven thousand, ninety-seven".