136181002 has 4 divisors (see below), whose sum is σ = 204271506. Its totient is φ = 68090500.

The previous prime is 136180969. The next prime is 136181029. The reversal of 136181002 is 200181631.

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., 126315121 + 9865881 = 11239^2 + 3141^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 34045249 + ... + 34045252.

Almost surely, 2^136181002 is an apocalyptic number.

136181002 is a deficient number, since it is larger than the sum of its proper divisors (68090504).

136181002 is an equidigital number, since it uses as much as digits as its factorization.

136181002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68090503.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 136181002 is about 11669.6616060621. The cubic root of 136181002 is about 514.4843577362.

The spelling of 136181002 in words is "one hundred thirty-six million, one hundred eighty-one thousand, two".