135012299 has 2 divisors, whose sum is σ = 135012300. Its totient is φ = 135012298.

The previous prime is 135012239. The next prime is 135012301. The reversal of 135012299 is 992210531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135012299 is a prime.

Together with 135012301, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_7646126 and since 135012299 and 7646126 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 (135012239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67506149 + 67506150.

It is an arithmetic number, because the mean of its divisors is an integer number (67506150).

Almost surely, 2^135012299 is an apocalyptic number.

135012299 is a deficient number, since it is larger than the sum of its proper divisors (1).

135012299 is an equidigital number, since it uses as much as digits as its factorization.

135012299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 135012299 is about 11619.4792912591. The cubic root of 135012299 is about 513.0083620441.

The spelling of 135012299 in words is "one hundred thirty-five million, twelve thousand, two hundred ninety-nine".