136841011 has 4 divisors (see below), whose sum is σ = 137438800. Its totient is φ = 136243224.

The previous prime is 136841009. The next prime is 136841057. The reversal of 136841011 is 110148631.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 136841011 - 2¹ = 136841009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136841911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298551 + ... + 299008.

It is an arithmetic number, because the mean of its divisors is an integer number (34359700).

Almost surely, 2^136841011 is an apocalyptic number.

136841011 is a deficient number, since it is larger than the sum of its proper divisors (597789).

136841011 is an equidigital number, since it uses as much as digits as its factorization.

136841011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597788.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 136841011 is about 11697.9062656528. The cubic root of 136841011 is about 515.3141778560.

Adding to 136841011 its reverse (110148631), we get a palindrome (246989642).

The spelling of 136841011 in words is "one hundred thirty-six million, eight hundred forty-one thousand, eleven".