135129100 has 18 divisors (see below), whose sum is σ = 293230364. Its totient is φ = 54051600.

The previous prime is 135129061. The next prime is 135129103. The reversal of 135129100 is 1921531.

It is not an unprimeable number, because it can be changed into a prime (135129103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 675546 + ... + 675745.

Almost surely, 2^135129100 is an apocalyptic number.

135129100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135129100 is an abundant number, since it is smaller than the sum of its proper divisors (158101264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135129100 is a wasteful number, since it uses less digits than its factorization.

135129100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351305 (or 1351298 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 135129100 is about 11624.5042905063. The cubic root of 135129100 is about 513.1562562712.

The spelling of 135129100 in words is "one hundred thirty-five million, one hundred twenty-nine thousand, one hundred".