1202042003 has 2 divisors, whose sum is σ = 1202042004. Its totient is φ = 1202042002.

The previous prime is 1202041979. The next prime is 1202042041. The reversal of 1202042003 is 3002402021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1202042003 - 2²⁰ = 1200993427 is a prime.

It is not a weakly prime, because it can be changed into another prime (1202042503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601021001 + 601021002.

It is an arithmetic number, because the mean of its divisors is an integer number (601021002).

Almost surely, 2^1202042003 is an apocalyptic number.

1202042003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202042003 is an equidigital number, since it uses as much as digits as its factorization.

1202042003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1202042003 is about 34670.4773979246. The cubic root of 1202042003 is about 1063.2609920442.

Adding to 1202042003 its reverse (3002402021), we get a palindrome (4204444024).

The spelling of 1202042003 in words is "one billion, two hundred two million, forty-two thousand, three".