4134686091 has 4 divisors (see below), whose sum is σ = 5512914792. Its totient is φ = 2756457392.

The previous prime is 4134686071. The next prime is 4134686099. The reversal of 4134686091 is 1906864314.

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 4134686091 - 2⁹ = 4134685579 is a prime.

It is a super-2 number, since 2×4134686091² = 34191258142217720562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4134686099) 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, 689114346 + ... + 689114351.

It is an arithmetic number, because the mean of its divisors is an integer number (1378228698).

Almost surely, 2^4134686091 is an apocalyptic number.

4134686091 is a deficient number, since it is larger than the sum of its proper divisors (1378228701).

4134686091 is a wasteful number, since it uses less digits than its factorization.

4134686091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378228700.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 4134686091 is about 64301.5247952955. The cubic root of 4134686091 is about 1605.0214754359.

The spelling of 4134686091 in words is "four billion, one hundred thirty-four million, six hundred eighty-six thousand, ninety-one".