135229012 has 12 divisors (see below), whose sum is σ = 236914720. Its totient is φ = 67539096.

The previous prime is 135229007. The next prime is 135229013. The reversal of 135229012 is 210922531.

It is a happy number.

It is a super-2 number, since 2×135229012² = 36573771372992288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135229013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14718 + ... + 22069.

Almost surely, 2^135229012 is an apocalyptic number.

It is an amenable number.

135229012 is a deficient number, since it is larger than the sum of its proper divisors (101685708).

135229012 is a wasteful number, since it uses less digits than its factorization.

135229012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37710 (or 37708 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 135229012 is about 11628.8009700055. The cubic root of 135229012 is about 513.2826979158.

The spelling of 135229012 in words is "one hundred thirty-five million, two hundred twenty-nine thousand, twelve".