136992067 has 4 divisors (see below), whose sum is σ = 137016880. Its totient is φ = 136967256.

The previous prime is 136992061. The next prime is 136992091. The reversal of 136992067 is 760299631.

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 136992067 - 2²³ = 128603459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136992061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34 + ... + 16552.

It is an arithmetic number, because the mean of its divisors is an integer number (34254220).

Almost surely, 2^136992067 is an apocalyptic number.

136992067 is a deficient number, since it is larger than the sum of its proper divisors (24813).

136992067 is an equidigital number, since it uses as much as digits as its factorization.

136992067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24812.

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 136992067 is about 11704.3610248488. The cubic root of 136992067 is about 515.5037230636.

The spelling of 136992067 in words is "one hundred thirty-six million, nine hundred ninety-two thousand, sixty-seven".