1229431003 has 2 divisors, whose sum is σ = 1229431004. Its totient is φ = 1229431002.

The previous prime is 1229430971. The next prime is 1229431031. The reversal of 1229431003 is 3001349221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1229431003 - 2⁵ = 1229430971 is a prime.

It is a super-2 number, since 2×1229431003² = 3023001182275172018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1229431303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 614715501 + 614715502.

It is an arithmetic number, because the mean of its divisors is an integer number (614715502).

Almost surely, 2^1229431003 is an apocalyptic number.

1229431003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1229431003 is an equidigital number, since it uses as much as digits as its factorization.

1229431003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 1229431003 is about 35063.2429047856. The cubic root of 1229431003 is about 1071.2760282545.

The spelling of 1229431003 in words is "one billion, two hundred twenty-nine million, four hundred thirty-one thousand, three".