1056213299 has 2 divisors, whose sum is σ = 1056213300. Its totient is φ = 1056213298.

The previous prime is 1056213293. The next prime is 1056213313. The reversal of 1056213299 is 9923126501.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1056213299 is a prime.

It is a super-2 number, since 2×1056213299² = 2231173065968926802, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1056213293) 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, 528106649 + 528106650.

It is an arithmetic number, because the mean of its divisors is an integer number (528106650).

Almost surely, 2^1056213299 is an apocalyptic number.

1056213299 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056213299 is an equidigital number, since it uses as much as digits as its factorization.

1056213299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 1056213299 is about 32499.4353643259. The cubic root of 1056213299 is about 1018.3972326014.

The spelling of 1056213299 in words is "one billion, fifty-six million, two hundred thirteen thousand, two hundred ninety-nine".