135634379 has 2 divisors, whose sum is σ = 135634380. Its totient is φ = 135634378.

The previous prime is 135634357. The next prime is 135634399. The reversal of 135634379 is 973436531.

135634379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135634379 - 2⁸ = 135634123 is a prime.

It is a Sophie Germain prime.

It is equal to p_7679291 and since 135634379 and 7679291 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 (135634399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67817189 + 67817190.

It is an arithmetic number, because the mean of its divisors is an integer number (67817190).

Almost surely, 2^135634379 is an apocalyptic number.

135634379 is a deficient number, since it is larger than the sum of its proper divisors (1).

135634379 is an equidigital number, since it uses as much as digits as its factorization.

135634379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 41.

The square root of 135634379 is about 11646.2173687425. The cubic root of 135634379 is about 513.7950640769.

The spelling of 135634379 in words is "one hundred thirty-five million, six hundred thirty-four thousand, three hundred seventy-nine".