135933379 has 2 divisors, whose sum is σ = 135933380. Its totient is φ = 135933378.

The previous prime is 135933367. The next prime is 135933431. The reversal of 135933379 is 973339531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135933379 - 2²³ = 127544771 is a prime.

It is equal to p_7695178 and since 135933379 and 7695178 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (135936379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67966689 + 67966690.

It is an arithmetic number, because the mean of its divisors is an integer number (67966690).

Almost surely, 2^135933379 is an apocalyptic number.

135933379 is a deficient number, since it is larger than the sum of its proper divisors (1).

135933379 is an equidigital number, since it uses as much as digits as its factorization.

135933379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 229635, while the sum is 43.

The square root of 135933379 is about 11659.0470879914. The cubic root of 135933379 is about 514.1723331661.

The spelling of 135933379 in words is "one hundred thirty-five million, nine hundred thirty-three thousand, three hundred seventy-nine".