1155468311 has 2 divisors, whose sum is σ = 1155468312. Its totient is φ = 1155468310.

The previous prime is 1155468269. The next prime is 1155468361. The reversal of 1155468311 is 1138645511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1155468311 - 2³⁰ = 81726487 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1155468361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577734155 + 577734156.

It is an arithmetic number, because the mean of its divisors is an integer number (577734156).

Almost surely, 2^1155468311 is an apocalyptic number.

1155468311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1155468311 is an equidigital number, since it uses as much as digits as its factorization.

1155468311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 35.

The square root of 1155468311 is about 33992.1801448510. The cubic root of 1155468311 is about 1049.3475344784.

The spelling of 1155468311 in words is "one billion, one hundred fifty-five million, four hundred sixty-eight thousand, three hundred eleven".