1312006103 has 2 divisors, whose sum is σ = 1312006104. Its totient is φ = 1312006102.

The previous prime is 1312006079. The next prime is 1312006123. The reversal of 1312006103 is 3016002131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1312006103 - 2⁶ = 1312006039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1312006123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656003051 + 656003052.

It is an arithmetic number, because the mean of its divisors is an integer number (656003052).

Almost surely, 2^1312006103 is an apocalyptic number.

1312006103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312006103 is an equidigital number, since it uses as much as digits as its factorization.

1312006103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1312006103 is about 36221.6247979022. The cubic root of 1312006103 is about 1094.7424324171.

Adding to 1312006103 its reverse (3016002131), we get a palindrome (4328008234).

The spelling of 1312006103 in words is "one billion, three hundred twelve million, six thousand, one hundred three".