6011991079 has 2 divisors, whose sum is σ = 6011991080. Its totient is φ = 6011991078.

The previous prime is 6011991067. The next prime is 6011991127. The reversal of 6011991079 is 9701991106.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6011991079 - 2⁷ = 6011990951 is a prime.

It is a super-2 number, since 2×6011991079² = 72288073467951168482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6011991179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3005995539 + 3005995540.

It is an arithmetic number, because the mean of its divisors is an integer number (3005995540).

Almost surely, 2^6011991079 is an apocalyptic number.

6011991079 is a deficient number, since it is larger than the sum of its proper divisors (1).

6011991079 is an equidigital number, since it uses as much as digits as its factorization.

6011991079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 43.

The square root of 6011991079 is about 77537.0303725904. The cubic root of 6011991079 is about 1818.3303004609.

The spelling of 6011991079 in words is "six billion, eleven million, nine hundred ninety-one thousand, seventy-nine".