135015436 has 12 divisors (see below), whose sum is σ = 239124312. Its totient is φ = 66694208.

The previous prime is 135015431. The next prime is 135015437. The reversal of 135015436 is 634510531.

It is not an unprimeable number, because it can be changed into a prime (135015431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203005 + ... + 203668.

It is an arithmetic number, because the mean of its divisors is an integer number (19927026).

Almost surely, 2^135015436 is an apocalyptic number.

It is an amenable number.

135015436 is a deficient number, since it is larger than the sum of its proper divisors (104108876).

135015436 is a wasteful number, since it uses less digits than its factorization.

135015436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406760 (or 406758 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 135015436 is about 11619.6142793124. The cubic root of 135015436 is about 513.0123352495.

Adding to 135015436 its reverse (634510531), we get a palindrome (769525967).

The spelling of 135015436 in words is "one hundred thirty-five million, fifteen thousand, four hundred thirty-six".