136331266 has 16 divisors (see below), whose sum is σ = 206451000. Its totient is φ = 67517568.

The previous prime is 136331263. The next prime is 136331297. The reversal of 136331266 is 662133631.

It can be written as a sum of positive squares in 4 ways, for example, as 126225225 + 10106041 = 11235^2 + 3179^2 .

It is not an unprimeable number, because it can be changed into a prime (136331263) 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, 120190 + ... + 121318.

Almost surely, 2^136331266 is an apocalyptic number.

136331266 is a deficient number, since it is larger than the sum of its proper divisors (70119734).

136331266 is a wasteful number, since it uses less digits than its factorization.

136331266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653.

The product of its digits is 11664, while the sum is 31.

The square root of 136331266 is about 11676.0980639938. The cubic root of 136331266 is about 514.6735178966.

Adding to 136331266 its reverse (662133631), we get a palindrome (798464897).

The spelling of 136331266 in words is "one hundred thirty-six million, three hundred thirty-one thousand, two hundred sixty-six".