135397056367 has 2 divisors, whose sum is σ = 135397056368. Its totient is φ = 135397056366.

The previous prime is 135397056323. The next prime is 135397056371. The reversal of 135397056367 is 763650793531.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135397056367 - 2⁷ = 135397056239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135397066367) 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, 67698528183 + 67698528184.

It is an arithmetic number, because the mean of its divisors is an integer number (67698528184).

Almost surely, 2^135397056367 is an apocalyptic number.

135397056367 is a deficient number, since it is larger than the sum of its proper divisors (1).

135397056367 is an equidigital number, since it uses as much as digits as its factorization.

135397056367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10716300, while the sum is 55.

The spelling of 135397056367 in words is "one hundred thirty-five billion, three hundred ninety-seven million, fifty-six thousand, three hundred sixty-seven".