135675899 has 2 divisors, whose sum is σ = 135675900. Its totient is φ = 135675898.

The previous prime is 135675851. The next prime is 135675913. The reversal of 135675899 is 998576531.

It is a strong prime.

It is an emirp because it is prime and its reverse (998576531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135675899 - 2²⁰ = 134627323 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135675899.

It is not a weakly prime, because it can be changed into another prime (135675299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67837949 + 67837950.

It is an arithmetic number, because the mean of its divisors is an integer number (67837950).

Almost surely, 2^135675899 is an apocalyptic number.

135675899 is a deficient number, since it is larger than the sum of its proper divisors (1).

135675899 is an equidigital number, since it uses as much as digits as its factorization.

135675899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2041200, while the sum is 53.

The square root of 135675899 is about 11647.9997853709. Note that the first 3 decimals coincide. The cubic root of 135675899 is about 513.8474858764.

The spelling of 135675899 in words is "one hundred thirty-five million, six hundred seventy-five thousand, eight hundred ninety-nine".