135979267 has 2 divisors, whose sum is σ = 135979268. Its totient is φ = 135979266.

The previous prime is 135979253. The next prime is 135979297. The reversal of 135979267 is 762979531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135979267 - 2⁷ = 135979139 is a prime.

It is a super-2 number, since 2×135979267² = 36980722107714578, which contains 22 as substring.

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 135979267.

It is not a weakly prime, because it can be changed into another prime (135979297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67989633 + 67989634.

It is an arithmetic number, because the mean of its divisors is an integer number (67989634).

Almost surely, 2^135979267 is an apocalyptic number.

135979267 is a deficient number, since it is larger than the sum of its proper divisors (1).

135979267 is an equidigital number, since it uses as much as digits as its factorization.

135979267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 714420, while the sum is 49.

The square root of 135979267 is about 11661.0148357679. The cubic root of 135979267 is about 514.2301842638.

The spelling of 135979267 in words is "one hundred thirty-five million, nine hundred seventy-nine thousand, two hundred sixty-seven".