6003997 has 2 divisors, whose sum is σ = 6003998. Its totient is φ = 6003996.

The previous prime is 6003983. The next prime is 6004001. The reversal of 6003997 is 7993006.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3218436 + 2785561 = 1794^2 + 1669^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6003997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6003947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3001998 + 3001999.

It is an arithmetic number, because the mean of its divisors is an integer number (3001999).

Almost surely, 2^6003997 is an apocalyptic number.

It is an amenable number.

6003997 is a deficient number, since it is larger than the sum of its proper divisors (1).

6003997 is an equidigital number, since it uses as much as digits as its factorization.

6003997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 6003997 is about 2450.3054911582. The cubic root of 6003997 is about 181.7524004988.

The spelling of 6003997 in words is "six million, three thousand, nine hundred ninety-seven".