135323963 has 2 divisors, whose sum is σ = 135323964. Its totient is φ = 135323962.

The previous prime is 135323953. The next prime is 135323977. The reversal of 135323963 is 369323531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135323963 - 2⁶ = 135323899 is a prime.

It is not a weakly prime, because it can be changed into another prime (135323933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67661981 + 67661982.

It is an arithmetic number, because the mean of its divisors is an integer number (67661982).

Almost surely, 2^135323963 is an apocalyptic number.

135323963 is a deficient number, since it is larger than the sum of its proper divisors (1).

135323963 is an equidigital number, since it uses as much as digits as its factorization.

135323963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43740, while the sum is 35.

The square root of 135323963 is about 11632.8828327290. The cubic root of 135323963 is about 513.4028035607.

The spelling of 135323963 in words is "one hundred thirty-five million, three hundred twenty-three thousand, nine hundred sixty-three".