1016273849 has 2 divisors, whose sum is σ = 1016273850. Its totient is φ = 1016273848.

The previous prime is 1016273831. The next prime is 1016273851. The reversal of 1016273849 is 9483726101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 919605625 + 96668224 = 30325^2 + 9832^2 .

It is a cyclic number.

It is not a de Polignac number, because 1016273849 - 2¹⁶ = 1016208313 is a prime.

It is a super-2 number, since 2×1016273849² = 2065625072322549602, which contains 22 as substring.

Together with 1016273851, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1016243849) 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, 508136924 + 508136925.

It is an arithmetic number, because the mean of its divisors is an integer number (508136925).

Almost surely, 2^1016273849 is an apocalyptic number.

It is an amenable number.

1016273849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1016273849 is an equidigital number, since it uses as much as digits as its factorization.

1016273849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 1016273849 is about 31879.0503152148. The cubic root of 1016273849 is about 1005.3954530640.

The spelling of 1016273849 in words is "one billion, sixteen million, two hundred seventy-three thousand, eight hundred forty-nine".