1312363043 has 2 divisors, whose sum is σ = 1312363044. Its totient is φ = 1312363042.

The previous prime is 1312363001. The next prime is 1312363061. The reversal of 1312363043 is 3403632131.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1312363043 - 2⁶ = 1312362979 is a prime.

It is not a weakly prime, because it can be changed into another prime (1312363543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656181521 + 656181522.

It is an arithmetic number, because the mean of its divisors is an integer number (656181522).

Almost surely, 2^1312363043 is an apocalyptic number.

1312363043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312363043 is an equidigital number, since it uses as much as digits as its factorization.

1312363043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 1312363043 is about 36226.5516299854. The cubic root of 1312363043 is about 1094.8417007392.

Adding to 1312363043 its reverse (3403632131), we get a palindrome (4715995174).

The spelling of 1312363043 in words is "one billion, three hundred twelve million, three hundred sixty-three thousand, forty-three".