1155304002323 has 2 divisors, whose sum is σ = 1155304002324. Its totient is φ = 1155304002322.

The previous prime is 1155304002227. The next prime is 1155304002343. The reversal of 1155304002323 is 3232004035511.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3232004035511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1155304002323 - 2²⁴ = 1155287225107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1155304002343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577652001161 + 577652001162.

It is an arithmetic number, because the mean of its divisors is an integer number (577652001162).

Almost surely, 2^{1155304002323} is an apocalyptic number.

1155304002323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1155304002323 is an equidigital number, since it uses as much as digits as its factorization.

1155304002323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 1155304002323 its reverse (3232004035511), we get a palindrome (4387308037834).

The spelling of 1155304002323 in words is "one trillion, one hundred fifty-five billion, three hundred four million, two thousand, three hundred twenty-three".