137471868841 has 2 divisors, whose sum is σ = 137471868842. Its totient is φ = 137471868840.

The previous prime is 137471868829. The next prime is 137471868869. The reversal of 137471868841 is 148868174731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109045908841 + 28425960000 = 330221^2 + 168600^2 .

It is a cyclic number.

It is not a de Polignac number, because 137471868841 - 2¹¹ = 137471866793 is a prime.

It is not a weakly prime, because it can be changed into another prime (137471862841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68735934420 + 68735934421.

It is an arithmetic number, because the mean of its divisors is an integer number (68735934421).

Almost surely, 2^137471868841 is an apocalyptic number.

It is an amenable number.

137471868841 is a deficient number, since it is larger than the sum of its proper divisors (1).

137471868841 is an equidigital number, since it uses as much as digits as its factorization.

137471868841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7225344, while the sum is 58.

The spelling of 137471868841 in words is "one hundred thirty-seven billion, four hundred seventy-one million, eight hundred sixty-eight thousand, eight hundred forty-one".