1330434403 has 2 divisors, whose sum is σ = 1330434404. Its totient is φ = 1330434402.

The previous prime is 1330434383. The next prime is 1330434431. The reversal of 1330434403 is 3044340331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1330434403 - 2¹³ = 1330426211 is a prime.

It is not a weakly prime, because it can be changed into another prime (1330434503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665217201 + 665217202.

It is an arithmetic number, because the mean of its divisors is an integer number (665217202).

Almost surely, 2^1330434403 is an apocalyptic number.

1330434403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330434403 is an equidigital number, since it uses as much as digits as its factorization.

1330434403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 1330434403 is about 36475.1203287940. The cubic root of 1330434403 is about 1099.8441660788.

Adding to 1330434403 its reverse (3044340331), we get a palindrome (4374774734).

The spelling of 1330434403 in words is "one billion, three hundred thirty million, four hundred thirty-four thousand, four hundred three".