1011064263 has 12 divisors (see below), whose sum is σ = 1481780664. Its totient is φ = 612766000.

The previous prime is 1011064261. The next prime is 1011064267. The reversal of 1011064263 is 3624601101.

It is not a de Polignac number, because 1011064263 - 2¹ = 1011064261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011064261) 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 in 11 ways as a sum of consecutive naturals, for example, 1392288 + ... + 1393013.

It is an arithmetic number, because the mean of its divisors is an integer number (123481722).

Almost surely, 2^1011064263 is an apocalyptic number.

1011064263 is a deficient number, since it is larger than the sum of its proper divisors (470716401).

1011064263 is a wasteful number, since it uses less digits than its factorization.

1011064263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2785326 (or 2785315 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1011064263 is about 31797.2367195642. The cubic root of 1011064263 is about 1003.6745686732.

Adding to 1011064263 its reverse (3624601101), we get a palindrome (4635665364).

The spelling of 1011064263 in words is "one billion, eleven million, sixty-four thousand, two hundred sixty-three".