136837847093 has 2 divisors, whose sum is σ = 136837847094. Its totient is φ = 136837847092.

The previous prime is 136837847033. The next prime is 136837847143. The reversal of 136837847093 is 390748738631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92013335569 + 44824511524 = 303337^2 + 211718^2 .

It is a cyclic number.

It is not a de Polignac number, because 136837847093 - 2⁸ = 136837846837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136837847033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68418923546 + 68418923547.

It is an arithmetic number, because the mean of its divisors is an integer number (68418923547).

Almost surely, 2^136837847093 is an apocalyptic number.

It is an amenable number.

136837847093 is a deficient number, since it is larger than the sum of its proper divisors (1).

136837847093 is an equidigital number, since it uses as much as digits as its factorization.

136837847093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18289152, while the sum is 59.

The spelling of 136837847093 in words is "one hundred thirty-six billion, eight hundred thirty-seven million, eight hundred forty-seven thousand, ninety-three".