135011509999 has 2 divisors, whose sum is σ = 135011510000. Its totient is φ = 135011509998.

The previous prime is 135011509981. The next prime is 135011510041. The reversal of 135011509999 is 999905110531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135011509999 - 2¹¹ = 135011507951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135011509909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67505754999 + 67505755000.

It is an arithmetic number, because the mean of its divisors is an integer number (67505755000).

Almost surely, 2^135011509999 is an apocalyptic number.

135011509999 is a deficient number, since it is larger than the sum of its proper divisors (1).

135011509999 is an equidigital number, since it uses as much as digits as its factorization.

135011509999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 492075, while the sum is 52.

The spelling of 135011509999 in words is "one hundred thirty-five billion, eleven million, five hundred nine thousand, nine hundred ninety-nine".