1064188469 has 2 divisors, whose sum is σ = 1064188470. Its totient is φ = 1064188468.

The previous prime is 1064188459. The next prime is 1064188513. The reversal of 1064188469 is 9648814601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 950488900 + 113699569 = 30830^2 + 10663^2 .

It is a cyclic number.

It is not a de Polignac number, because 1064188469 - 2⁴ = 1064188453 is a prime.

It is a super-2 number, since 2×1064188469² = 2264994195105127922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1064188459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532094234 + 532094235.

It is an arithmetic number, because the mean of its divisors is an integer number (532094235).

Almost surely, 2^1064188469 is an apocalyptic number.

It is an amenable number.

1064188469 is a deficient number, since it is larger than the sum of its proper divisors (1).

1064188469 is an equidigital number, since it uses as much as digits as its factorization.

1064188469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 47.

The square root of 1064188469 is about 32621.9016766344. The cubic root of 1064188469 is about 1020.9540186684.

The spelling of 1064188469 in words is "one billion, sixty-four million, one hundred eighty-eight thousand, four hundred sixty-nine".