136776067 has 8 divisors (see below), whose sum is σ = 146177136. Its totient is φ = 127525632.

The previous prime is 136776053. The next prime is 136776121. The reversal of 136776067 is 760677631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136776067 - 2¹¹ = 136774019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136776047) 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, 35778 + ... + 39415.

It is an arithmetic number, because the mean of its divisors is an integer number (18272142).

Almost surely, 2^136776067 is an apocalyptic number.

136776067 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

136776067 is a deficient number, since it is larger than the sum of its proper divisors (9401069).

136776067 is a wasteful number, since it uses less digits than its factorization.

136776067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75317.

The product of its (nonzero) digits is 222264, while the sum is 43.

The square root of 136776067 is about 11695.1300548562. The cubic root of 136776067 is about 515.2326431867.

The spelling of 136776067 in words is "one hundred thirty-six million, seven hundred seventy-six thousand, sixty-seven".