135235231054 has 32 divisors (see below), whose sum is σ = 253055923200. Its totient is φ = 52658118240.

The previous prime is 135235230997. The next prime is 135235231057. The reversal of 135235231054 is 450132532531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135235231057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6267 + ... + 520105.

It is an arithmetic number, because the mean of its divisors is an integer number (7907997600).

Almost surely, 2^135235231054 is an apocalyptic number.

135235231054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

135235231054 is a deficient number, since it is larger than the sum of its proper divisors (117820692146).

135235231054 is a wasteful number, since it uses less digits than its factorization.

135235231054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515568.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 135235231054 its reverse (450132532531), we get a palindrome (585367763585).

The spelling of 135235231054 in words is "one hundred thirty-five billion, two hundred thirty-five million, two hundred thirty-one thousand, fifty-four".