4034136691 has 4 divisors (see below), whose sum is σ = 4344454912. Its totient is φ = 3723818472.

The previous prime is 4034136683. The next prime is 4034136713. The reversal of 4034136691 is 1966314304.

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 4034136691 - 2³ = 4034136683 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4034136691.

It is not an unprimeable number, because it can be changed into a prime (4034136391) 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, 155159091 + ... + 155159116.

It is an arithmetic number, because the mean of its divisors is an integer number (1086113728).

Almost surely, 2^4034136691 is an apocalyptic number.

4034136691 is a deficient number, since it is larger than the sum of its proper divisors (310318221).

4034136691 is a wasteful number, since it uses less digits than its factorization.

4034136691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310318220.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 4034136691 is about 63514.8540972897. The cubic root of 4034136691 is about 1591.9039848230.

The spelling of 4034136691 in words is "four billion, thirty-four million, one hundred thirty-six thousand, six hundred ninety-one".