135227623 has 2 divisors, whose sum is σ = 135227624. Its totient is φ = 135227622.

The previous prime is 135227621. The next prime is 135227657. The reversal of 135227623 is 326722531.

135227623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135227623 - 2¹ = 135227621 is a prime.

Together with 135227621, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135227621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67613811 + 67613812.

It is an arithmetic number, because the mean of its divisors is an integer number (67613812).

Almost surely, 2^135227623 is an apocalyptic number.

135227623 is a deficient number, since it is larger than the sum of its proper divisors (1).

135227623 is an equidigital number, since it uses as much as digits as its factorization.

135227623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 31.

The square root of 135227623 is about 11628.7412474438. The cubic root of 135227623 is about 513.2809405215.

The spelling of 135227623 in words is "one hundred thirty-five million, two hundred twenty-seven thousand, six hundred twenty-three".