199960003 has 2 divisors, whose sum is σ = 199960004. Its totient is φ = 199960002.

The previous prime is 199959989. The next prime is 199960037. The reversal of 199960003 is 300069991.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-199960003 is a prime.

It is not a weakly prime, because it can be changed into another prime (199960303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99980001 + 99980002.

It is an arithmetic number, because the mean of its divisors is an integer number (99980002).

Almost surely, 2^199960003 is an apocalyptic number.

199960003 is a deficient number, since it is larger than the sum of its proper divisors (1).

199960003 is an equidigital number, since it uses as much as digits as its factorization.

199960003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13122, while the sum is 37.

The square root of 199960003 is about 14140.7214455275. The cubic root of 199960003 is about 584.7645610644.

It can be divided in two parts, 1 and 99960003, that added together give a square (99960004 = 9998²).

The spelling of 199960003 in words is "one hundred ninety-nine million, nine hundred sixty thousand, three".