135182178737 has 2 divisors, whose sum is σ = 135182178738. Its totient is φ = 135182178736.

The previous prime is 135182178643. The next prime is 135182178787. The reversal of 135182178737 is 737871281531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81174277921 + 54007900816 = 284911^2 + 232396^2 .

It is a cyclic number.

It is not a de Polignac number, because 135182178737 - 2²⁸ = 134913743281 is a prime.

It is not a weakly prime, because it can be changed into another prime (135182178787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67591089368 + 67591089369.

It is an arithmetic number, because the mean of its divisors is an integer number (67591089369).

Almost surely, 2^135182178737 is an apocalyptic number.

It is an amenable number.

135182178737 is a deficient number, since it is larger than the sum of its proper divisors (1).

135182178737 is an equidigital number, since it uses as much as digits as its factorization.

135182178737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1975680, while the sum is 53.

The spelling of 135182178737 in words is "one hundred thirty-five billion, one hundred eighty-two million, one hundred seventy-eight thousand, seven hundred thirty-seven".