135622254 has 16 divisors (see below), whose sum is σ = 271498320. Its totient is φ = 45165120.

The previous prime is 135622229. The next prime is 135622309. The reversal of 135622254 is 452226531.

135622254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3237 + ... + 16784.

It is an arithmetic number, because the mean of its divisors is an integer number (16968645).

Almost surely, 2^135622254 is an apocalyptic number.

135622254 is an abundant number, since it is smaller than the sum of its proper divisors (135876066).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135622254 is a wasteful number, since it uses less digits than its factorization.

135622254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21155.

The product of its digits is 14400, while the sum is 30.

The square root of 135622254 is about 11645.6968018234. The cubic root of 135622254 is about 513.7797534286.

Adding to 135622254 its reverse (452226531), we get a palindrome (587848785).

The spelling of 135622254 in words is "one hundred thirty-five million, six hundred twenty-two thousand, two hundred fifty-four".