135235455 has 16 divisors (see below), whose sum is σ = 216552960. Its totient is φ = 72066848.

The previous prime is 135235433. The next prime is 135235501. The reversal of 135235455 is 554532531.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 135235455 - 2⁷ = 135235327 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20494 + ... + 26276.

It is an arithmetic number, because the mean of its divisors is an integer number (13534560).

Almost surely, 2^135235455 is an apocalyptic number.

135235455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135235455 is a deficient number, since it is larger than the sum of its proper divisors (81317505).

135235455 is a wasteful number, since it uses less digits than its factorization.

135235455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7350.

The product of its digits is 45000, while the sum is 33.

The square root of 135235455 is about 11629.0779944070. The cubic root of 135235455 is about 513.2908495884.

Adding to 135235455 its reverse (554532531), we get a palindrome (689767986).

The spelling of 135235455 in words is "one hundred thirty-five million, two hundred thirty-five thousand, four hundred fifty-five".