136087834 has 4 divisors (see below), whose sum is σ = 204131754. Its totient is φ = 68043916.

The previous prime is 136087817. The next prime is 136087867. The reversal of 136087834 is 438780631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 107433225 + 28654609 = 10365^2 + 5353^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34021957 + ... + 34021960.

Almost surely, 2^136087834 is an apocalyptic number.

136087834 is a deficient number, since it is larger than the sum of its proper divisors (68043920).

136087834 is an equidigital number, since it uses as much as digits as its factorization.

136087834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68043919.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 136087834 is about 11665.6690335360. The cubic root of 136087834 is about 514.3670031045.

The spelling of 136087834 in words is "one hundred thirty-six million, eighty-seven thousand, eight hundred thirty-four".