135415667 has 2 divisors, whose sum is σ = 135415668. Its totient is φ = 135415666.

The previous prime is 135415619. The next prime is 135415691. The reversal of 135415667 is 766514531.

It is a strong prime.

It is an emirp because it is prime and its reverse (766514531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135415667 - 2¹⁴ = 135399283 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135415667.

It is not a weakly prime, because it can be changed into another prime (135415067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67707833 + 67707834.

It is an arithmetic number, because the mean of its divisors is an integer number (67707834).

Almost surely, 2^135415667 is an apocalyptic number.

135415667 is a deficient number, since it is larger than the sum of its proper divisors (1).

135415667 is an equidigital number, since it uses as much as digits as its factorization.

135415667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 38.

The square root of 135415667 is about 11636.8237504914. The cubic root of 135415667 is about 513.5187486814.

The spelling of 135415667 in words is "one hundred thirty-five million, four hundred fifteen thousand, six hundred sixty-seven".