1153322803 has 2 divisors, whose sum is σ = 1153322804. Its totient is φ = 1153322802.

The previous prime is 1153322783. The next prime is 1153322809. The reversal of 1153322803 is 3082233511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1153322803 - 2²¹ = 1151225651 is a prime.

It is not a weakly prime, because it can be changed into another prime (1153322809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576661401 + 576661402.

It is an arithmetic number, because the mean of its divisors is an integer number (576661402).

Almost surely, 2^1153322803 is an apocalyptic number.

1153322803 is a deficient number, since it is larger than the sum of its proper divisors (1).

1153322803 is an equidigital number, since it uses as much as digits as its factorization.

1153322803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1153322803 is about 33960.6066347467. The cubic root of 1153322803 is about 1048.6976454748.

The spelling of 1153322803 in words is "one billion, one hundred fifty-three million, three hundred twenty-two thousand, eight hundred three".