136770443 has 4 divisors (see below), whose sum is σ = 142717008. Its totient is φ = 130823880.

The previous prime is 136770433. The next prime is 136770461. The reversal of 136770443 is 344077631.

136770443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 136770443 - 2¹² = 136766347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136770433) 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, 2973248 + ... + 2973293.

It is an arithmetic number, because the mean of its divisors is an integer number (35679252).

Almost surely, 2^136770443 is an apocalyptic number.

136770443 is a deficient number, since it is larger than the sum of its proper divisors (5946565).

136770443 is an equidigital number, since it uses as much as digits as its factorization.

136770443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5946564.

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 136770443 is about 11694.8896104239. The cubic root of 136770443 is about 515.2255812590.

The spelling of 136770443 in words is "one hundred thirty-six million, seven hundred seventy thousand, four hundred forty-three".