7942003 has 2 divisors, whose sum is σ = 7942004. Its totient is φ = 7942002.

The previous prime is 7941991. The next prime is 7942031. The reversal of 7942003 is 3002497.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7942003 - 2¹⁷ = 7810931 is a prime.

7942003 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (7942063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3971001 + 3971002.

It is an arithmetic number, because the mean of its divisors is an integer number (3971002).

Almost surely, 2^7942003 is an apocalyptic number.

7942003 is a deficient number, since it is larger than the sum of its proper divisors (1).

7942003 is an equidigital number, since it uses as much as digits as its factorization.

7942003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 7942003 is about 2818.1559573594. The cubic root of 7942003 is about 199.5155190051.

The spelling of 7942003 in words is "seven million, nine hundred forty-two thousand, three".