1241003 has 2 divisors, whose sum is σ = 1241004. Its totient is φ = 1241002.

The previous prime is 1240999. The next prime is 1241027. The reversal of 1241003 is 3001421.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3001421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1241003 - 2² = 1240999 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1241033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620501 + 620502.

It is an arithmetic number, because the mean of its divisors is an integer number (620502).

2^1241003 is an apocalyptic number.

1241003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241003 is an equidigital number, since it uses as much as digits as its factorization.

1241003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1241003 is about 1114.0031418268. The cubic root of 1241003 is about 107.4626659612.

Adding to 1241003 its reverse (3001421), we get a palindrome (4242424).

The spelling of 1241003 in words is "one million, two hundred forty-one thousand, three".