6011997 has 4 divisors (see below), whose sum is σ = 8016000. Its totient is φ = 4007996.

The previous prime is 6011969. The next prime is 6012011. The reversal of 6011997 is 7991106.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6011997 - 2⁶ = 6011933 is a prime.

It is a super-2 number, since 2×6011997² = 72288215856018, which contains 22 as substring.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6011597) 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, 1001997 + ... + 1002002.

It is an arithmetic number, because the mean of its divisors is an integer number (2004000).

Almost surely, 2^6011997 is an apocalyptic number.

It is an amenable number.

6011997 is a deficient number, since it is larger than the sum of its proper divisors (2004003).

6011997 is a wasteful number, since it uses less digits than its factorization.

6011997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004002.

The product of its (nonzero) digits is 3402, while the sum is 33.

The square root of 6011997 is about 2451.9373972432. The cubic root of 6011997 is about 181.8330897397.

The spelling of 6011997 in words is "six million, eleven thousand, nine hundred ninety-seven".