136406267 has 16 divisors (see below), whose sum is σ = 143216640. Its totient is φ = 129817152.

The previous prime is 136406243. The next prime is 136406297. The reversal of 136406267 is 762604631.

It is a cyclic number.

It is not a de Polignac number, because 136406267 - 2⁶ = 136406203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136406297) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 284534 + ... + 285012.

It is an arithmetic number, because the mean of its divisors is an integer number (8951040).

Almost surely, 2^136406267 is an apocalyptic number.

136406267 is a deficient number, since it is larger than the sum of its proper divisors (6810373).

136406267 is an equidigital number, since it uses as much as digits as its factorization.

136406267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 136406267 is about 11679.3093545809. The cubic root of 136406267 is about 514.7678810685.

The spelling of 136406267 in words is "one hundred thirty-six million, four hundred six thousand, two hundred sixty-seven".