1330260403 has 2 divisors, whose sum is σ = 1330260404. Its totient is φ = 1330260402.

The previous prime is 1330260401. The next prime is 1330260469. The reversal of 1330260403 is 3040620331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1330260403 - 2¹ = 1330260401 is a prime.

Together with 1330260401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1330260401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665130201 + 665130202.

It is an arithmetic number, because the mean of its divisors is an integer number (665130202).

Almost surely, 2^1330260403 is an apocalyptic number.

1330260403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330260403 is an equidigital number, since it uses as much as digits as its factorization.

1330260403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1330260403 is about 36472.7350633319. The cubic root of 1330260403 is about 1099.7962165198.

Adding to 1330260403 its reverse (3040620331), we get a palindrome (4370880734).

The spelling of 1330260403 in words is "one billion, three hundred thirty million, two hundred sixty thousand, four hundred three".