136773311 has 4 divisors (see below), whose sum is σ = 138646992. Its totient is φ = 134899632.

The previous prime is 136773289. The next prime is 136773353. The reversal of 136773311 is 113377631.

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 136773311 - 2¹⁰ = 136772287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136773361) 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, 936731 + ... + 936876.

It is an arithmetic number, because the mean of its divisors is an integer number (34661748).

Almost surely, 2^136773311 is an apocalyptic number.

136773311 is a deficient number, since it is larger than the sum of its proper divisors (1873681).

136773311 is an equidigital number, since it uses as much as digits as its factorization.

136773311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1873680.

The product of its digits is 7938, while the sum is 32.

The square root of 136773311 is about 11695.0122274412. The cubic root of 136773311 is about 515.2291825650.

The spelling of 136773311 in words is "one hundred thirty-six million, seven hundred seventy-three thousand, three hundred eleven".