1016323481 has 2 divisors, whose sum is σ = 1016323482. Its totient is φ = 1016323480.

The previous prime is 1016323453. The next prime is 1016323537. The reversal of 1016323481 is 1843236101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 923856025 + 92467456 = 30395^2 + 9616^2 .

It is a cyclic number.

It is not a de Polignac number, because 1016323481 - 2¹⁸ = 1016061337 is a prime.

It is a super-2 number, since 2×1016323481² = 2065826836063914722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1016323421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 508161740 + 508161741.

It is an arithmetic number, because the mean of its divisors is an integer number (508161741).

Almost surely, 2^1016323481 is an apocalyptic number.

It is an amenable number.

1016323481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1016323481 is an equidigital number, since it uses as much as digits as its factorization.

1016323481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1016323481 is about 31879.8287479717. The cubic root of 1016323481 is about 1005.4118197074.

Adding to 1016323481 its reverse (1843236101), we get a palindrome (2859559582).

The spelling of 1016323481 in words is "one billion, sixteen million, three hundred twenty-three thousand, four hundred eighty-one".