135740235 has 32 divisors (see below), whose sum is σ = 224877312. Its totient is φ = 69863040.

The previous prime is 135740221. The next prime is 135740239. The reversal of 135740235 is 532047531.

135740235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 135740235 - 2⁵ = 135740203 is a prime.

It is a super-2 number, since 2×135740235² = 36850822795710450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135740239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71772 + ... + 73638.

It is an arithmetic number, because the mean of its divisors is an integer number (7027416).

Almost surely, 2^135740235 is an apocalyptic number.

135740235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135740235 is a deficient number, since it is larger than the sum of its proper divisors (89137077).

135740235 is a wasteful number, since it uses less digits than its factorization.

135740235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 135740235 is about 11650.7611339346. The cubic root of 135740235 is about 513.9286932932.

Adding to 135740235 its reverse (532047531), we get a palindrome (667787766).

The spelling of 135740235 in words is "one hundred thirty-five million, seven hundred forty thousand, two hundred thirty-five".