1064122819 has 2 divisors, whose sum is σ = 1064122820. Its totient is φ = 1064122818.

The previous prime is 1064122799. The next prime is 1064122847. The reversal of 1064122819 is 9182214601.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1064122819 - 2⁹ = 1064122307 is a prime.

It is a super-2 number, since 2×1064122819² = 2264714747833013522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1064122889) 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, 532061409 + 532061410.

It is an arithmetic number, because the mean of its divisors is an integer number (532061410).

Almost surely, 2^1064122819 is an apocalyptic number.

1064122819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1064122819 is an equidigital number, since it uses as much as digits as its factorization.

1064122819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 1064122819 is about 32620.8954352881. The cubic root of 1064122819 is about 1020.9330239506.

The spelling of 1064122819 in words is "one billion, sixty-four million, one hundred twenty-two thousand, eight hundred nineteen".