6158091 has 4 divisors (see below), whose sum is σ = 8210792. Its totient is φ = 4105392.

The previous prime is 6158083. The next prime is 6158093. The reversal of 6158091 is 1908516.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6158091 - 2³ = 6158083 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6158093) 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, 1026346 + ... + 1026351.

It is an arithmetic number, because the mean of its divisors is an integer number (2052698).

Almost surely, 2^6158091 is an apocalyptic number.

6158091 is a deficient number, since it is larger than the sum of its proper divisors (2052701).

6158091 is a wasteful number, since it uses less digits than its factorization.

6158091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052700.

The product of its (nonzero) digits is 2160, while the sum is 30.

The square root of 6158091 is about 2481.5501203885. The cubic root of 6158091 is about 183.2941907252.

The spelling of 6158091 in words is "six million, one hundred fifty-eight thousand, ninety-one".