1146468217 has 2 divisors, whose sum is σ = 1146468218. Its totient is φ = 1146468216.

The previous prime is 1146468203. The next prime is 1146468233. The reversal of 1146468217 is 7128646411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1004953401 + 141514816 = 31701^2 + 11896^2 .

It is an emirp because it is prime and its reverse (7128646411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1146468217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1146468217.

It is not a weakly prime, because it can be changed into another prime (1146468277) 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, 573234108 + 573234109.

It is an arithmetic number, because the mean of its divisors is an integer number (573234109).

Almost surely, 2^1146468217 is an apocalyptic number.

It is an amenable number.

1146468217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1146468217 is an equidigital number, since it uses as much as digits as its factorization.

1146468217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 40.

The square root of 1146468217 is about 33859.5365739108. The cubic root of 1146468217 is about 1046.6159280830.

The spelling of 1146468217 in words is "one billion, one hundred forty-six million, four hundred sixty-eight thousand, two hundred seventeen".