1219088833 has 2 divisors, whose sum is σ = 1219088834. Its totient is φ = 1219088832.

The previous prime is 1219088821. The next prime is 1219088837. The reversal of 1219088833 is 3388809121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1146702769 + 72386064 = 33863^2 + 8508^2 .

It is a cyclic number.

It is not a de Polignac number, because 1219088833 - 2²¹ = 1216991681 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1219088833.

It is not a weakly prime, because it can be changed into another prime (1219088837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 609544416 + 609544417.

It is an arithmetic number, because the mean of its divisors is an integer number (609544417).

Almost surely, 2^1219088833 is an apocalyptic number.

It is an amenable number.

1219088833 is a deficient number, since it is larger than the sum of its proper divisors (1).

1219088833 is an equidigital number, since it uses as much as digits as its factorization.

1219088833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 1219088833 is about 34915.4526391969. The cubic root of 1219088833 is about 1068.2636505008.

The spelling of 1219088833 in words is "one billion, two hundred nineteen million, eighty-eight thousand, eight hundred thirty-three".