135137383 has 2 divisors, whose sum is σ = 135137384. Its totient is φ = 135137382.

The previous prime is 135137341. The next prime is 135137407. The reversal of 135137383 is 383731531.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135137383 - 2²⁵ = 101582951 is a prime.

It is a super-2 number, since 2×135137383² = 36524224568177378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135137083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67568691 + 67568692.

It is an arithmetic number, because the mean of its divisors is an integer number (67568692).

Almost surely, 2^135137383 is an apocalyptic number.

135137383 is a deficient number, since it is larger than the sum of its proper divisors (1).

135137383 is an equidigital number, since it uses as much as digits as its factorization.

135137383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 34.

The square root of 135137383 is about 11624.8605583035. The cubic root of 135137383 is about 513.1667410260.

The spelling of 135137383 in words is "one hundred thirty-five million, one hundred thirty-seven thousand, three hundred eighty-three".