1103430311327 has 2 divisors, whose sum is σ = 1103430311328. Its totient is φ = 1103430311326.

The previous prime is 1103430311267. The next prime is 1103430311381. The reversal of 1103430311327 is 7231130343011.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (7231130343011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1103430311327 - 2²² = 1103426117023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1103430311327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103430311227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551715155663 + 551715155664.

It is an arithmetic number, because the mean of its divisors is an integer number (551715155664).

Almost surely, 2^{1103430311327} is an apocalyptic number.

1103430311327 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103430311327 is an equidigital number, since it uses as much as digits as its factorization.

1103430311327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

Adding to 1103430311327 its reverse (7231130343011), we get a palindrome (8334560654338).

The spelling of 1103430311327 in words is "one trillion, one hundred three billion, four hundred thirty million, three hundred eleven thousand, three hundred twenty-seven".