135312644246023 has 2 divisors, whose sum is σ = 135312644246024. Its totient is φ = 135312644246022.

The previous prime is 135312644245943. The next prime is 135312644246093. The reversal of 135312644246023 is 320642446213531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135312644246023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135312644246093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67656322123011 + 67656322123012.

It is an arithmetic number, because the mean of its divisors is an integer number (67656322123012).

Almost surely, 2^{135312644246023} is an apocalyptic number.

135312644246023 is a deficient number, since it is larger than the sum of its proper divisors (1).

135312644246023 is an equidigital number, since it uses as much as digits as its factorization.

135312644246023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 46.

The spelling of 135312644246023 in words is "one hundred thirty-five trillion, three hundred twelve billion, six hundred forty-four million, two hundred forty-six thousand, twenty-three".