135677411188237 has 2 divisors, whose sum is σ = 135677411188238. Its totient is φ = 135677411188236.

The previous prime is 135677411188157. The next prime is 135677411188247. The reversal of 135677411188237 is 732881114776531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135089154401796 + 588256786441 = 11622786^2 + 766979^2 .

It is a cyclic number.

It is not a de Polignac number, because 135677411188237 - 2¹⁵ = 135677411155469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135677411188247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67838705594118 + 67838705594119.

It is an arithmetic number, because the mean of its divisors is an integer number (67838705594119).

Almost surely, 2^{135677411188237} is an apocalyptic number.

It is an amenable number.

135677411188237 is a deficient number, since it is larger than the sum of its proper divisors (1).

135677411188237 is an equidigital number, since it uses as much as digits as its factorization.

135677411188237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47416320, while the sum is 64.

The spelling of 135677411188237 in words is "one hundred thirty-five trillion, six hundred seventy-seven billion, four hundred eleven million, one hundred eighty-eight thousand, two hundred thirty-seven".