1162028291 has 2 divisors, whose sum is σ = 1162028292. Its totient is φ = 1162028290.

The previous prime is 1162028269. The next prime is 1162028293. The reversal of 1162028291 is 1928202611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1162028291 - 2⁶ = 1162028227 is a prime.

Together with 1162028293, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1162028293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581014145 + 581014146.

It is an arithmetic number, because the mean of its divisors is an integer number (581014146).

Almost surely, 2^1162028291 is an apocalyptic number.

1162028291 is a deficient number, since it is larger than the sum of its proper divisors (1).

1162028291 is an equidigital number, since it uses as much as digits as its factorization.

1162028291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 1162028291 is about 34088.5360641961. The cubic root of 1162028291 is about 1051.3296204970.

The spelling of 1162028291 in words is "one billion, one hundred sixty-two million, twenty-eight thousand, two hundred ninety-one".