137741873 has 2 divisors, whose sum is σ = 137741874. Its totient is φ = 137741872.

The previous prime is 137741869. The next prime is 137741893. The reversal of 137741873 is 378147731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105103504 + 32638369 = 10252^2 + 5713^2 .

It is a cyclic number.

It is not a de Polignac number, because 137741873 - 2² = 137741869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 137741873.

It is not a weakly prime, because it can be changed into another prime (137741893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68870936 + 68870937.

It is an arithmetic number, because the mean of its divisors is an integer number (68870937).

Almost surely, 2^137741873 is an apocalyptic number.

It is an amenable number.

137741873 is a deficient number, since it is larger than the sum of its proper divisors (1).

137741873 is an equidigital number, since it uses as much as digits as its factorization.

137741873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 98784, while the sum is 41.

The square root of 137741873 is about 11736.3483673586. The cubic root of 137741873 is about 516.4425237025.

The spelling of 137741873 in words is "one hundred thirty-seven million, seven hundred forty-one thousand, eight hundred seventy-three".