135623711 has 2 divisors, whose sum is σ = 135623712. Its totient is φ = 135623710.

The previous prime is 135623701. The next prime is 135623723. The reversal of 135623711 is 117326531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135623711 - 2¹⁴ = 135607327 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135623701) 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, 67811855 + 67811856.

It is an arithmetic number, because the mean of its divisors is an integer number (67811856).

Almost surely, 2^135623711 is an apocalyptic number.

135623711 is a deficient number, since it is larger than the sum of its proper divisors (1).

135623711 is an equidigital number, since it uses as much as digits as its factorization.

135623711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 29.

The square root of 135623711 is about 11645.7593569505. The cubic root of 135623711 is about 513.7815932801.

The spelling of 135623711 in words is "one hundred thirty-five million, six hundred twenty-three thousand, seven hundred eleven".