12135136319 has 2 divisors, whose sum is σ = 12135136320. Its totient is φ = 12135136318.

The previous prime is 12135136301. The next prime is 12135136337. The reversal of 12135136319 is 91363153121.

It is a balanced prime because it is at equal distance from previous prime (12135136301) and next prime (12135136337).

It is a cyclic number.

It is not a de Polignac number, because 12135136319 - 2⁸ = 12135136063 is a prime.

It is a super-2 number, since 2×12135136319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12135136019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6067568159 + 6067568160.

It is an arithmetic number, because the mean of its divisors is an integer number (6067568160).

Almost surely, 2^12135136319 is an apocalyptic number.

12135136319 is a deficient number, since it is larger than the sum of its proper divisors (1).

12135136319 is an equidigital number, since it uses as much as digits as its factorization.

12135136319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14580, while the sum is 35.

The spelling of 12135136319 in words is "twelve billion, one hundred thirty-five million, one hundred thirty-six thousand, three hundred nineteen".