1320648103 has 2 divisors, whose sum is σ = 1320648104. Its totient is φ = 1320648102.

The previous prime is 1320648071. The next prime is 1320648107. The reversal of 1320648103 is 3018460231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1320648103 - 2⁵ = 1320648071 is a prime.

It is a super-2 number, since 2×1320648103² = 3488222823914997218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320648107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660324051 + 660324052.

It is an arithmetic number, because the mean of its divisors is an integer number (660324052).

Almost surely, 2^1320648103 is an apocalyptic number.

1320648103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320648103 is an equidigital number, since it uses as much as digits as its factorization.

1320648103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1320648103 is about 36340.7223786209. The cubic root of 1320648103 is about 1097.1408124040.

The spelling of 1320648103 in words is "one billion, three hundred twenty million, six hundred forty-eight thousand, one hundred three".