1338763343 has 2 divisors, whose sum is σ = 1338763344. Its totient is φ = 1338763342.

The previous prime is 1338763301. The next prime is 1338763367. The reversal of 1338763343 is 3433678331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1338763343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1338763343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1338763373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 669381671 + 669381672.

It is an arithmetic number, because the mean of its divisors is an integer number (669381672).

Almost surely, 2^1338763343 is an apocalyptic number.

1338763343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1338763343 is an equidigital number, since it uses as much as digits as its factorization.

1338763343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 41.

The square root of 1338763343 is about 36589.1150890535. The cubic root of 1338763343 is about 1102.1345173368.

The spelling of 1338763343 in words is "one billion, three hundred thirty-eight million, seven hundred sixty-three thousand, three hundred forty-three".