103949003 has 2 divisors, whose sum is σ = 103949004. Its totient is φ = 103949002.

The previous prime is 103948991. The next prime is 103949023. The reversal of 103949003 is 300949301.

It is a weak prime.

It is an emirp because it is prime and its reverse (300949301) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103949003 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (103949023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51974501 + 51974502.

It is an arithmetic number, because the mean of its divisors is an integer number (51974502).

Almost surely, 2^103949003 is an apocalyptic number.

103949003 is a deficient number, since it is larger than the sum of its proper divisors (1).

103949003 is an equidigital number, since it uses as much as digits as its factorization.

103949003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 103949003 is about 10195.5383869612. The cubic root of 103949003 is about 470.1900589415.

The spelling of 103949003 in words is "one hundred three million, nine hundred forty-nine thousand, three".