3003997 has 2 divisors, whose sum is σ = 3003998. Its totient is φ = 3003996.

The previous prime is 3003977. The next prime is 3004013. The reversal of 3003997 is 7993003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2515396 + 488601 = 1586^2 + 699^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3003997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3003967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1501998 + 1501999.

It is an arithmetic number, because the mean of its divisors is an integer number (1501999).

Almost surely, 2^3003997 is an apocalyptic number.

It is an amenable number.

3003997 is a deficient number, since it is larger than the sum of its proper divisors (1).

3003997 is an equidigital number, since it uses as much as digits as its factorization.

3003997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5103, while the sum is 31.

The square root of 3003997 is about 1733.2042580146. The cubic root of 3003997 is about 144.2889805115.

The spelling of 3003997 in words is "three million, three thousand, nine hundred ninety-seven".