135187834 has 16 divisors (see below), whose sum is σ = 209022336. Its totient is φ = 65545200.

The previous prime is 135187823. The next prime is 135187837. The reversal of 135187834 is 438781531.

135187834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×135187834² = 36551500923223112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135187837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859 + ... + 16465.

It is an arithmetic number, because the mean of its divisors is an integer number (13063896).

Almost surely, 2^135187834 is an apocalyptic number.

135187834 is a deficient number, since it is larger than the sum of its proper divisors (73834502).

135187834 is a wasteful number, since it uses less digits than its factorization.

135187834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15741.

The product of its digits is 80640, while the sum is 40.

The square root of 135187834 is about 11627.0303173252. The cubic root of 135187834 is about 513.2305934640.

The spelling of 135187834 in words is "one hundred thirty-five million, one hundred eighty-seven thousand, eight hundred thirty-four".