11013893761 has 36 divisors (see below), whose sum is σ = 12764607948. Its totient is φ = 9495802368.

The previous prime is 11013893719. The next prime is 11013893797. The reversal of 11013893761 is 16739831011.

It can be written as a sum of positive squares in 6 ways, for example, as 564965361 + 10448928400 = 23769^2 + 102220^2 .

It is not a de Polignac number, because 11013893761 - 2¹³ = 11013885569 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11013893461) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4452421 + ... + 4454893.

It is an arithmetic number, because the mean of its divisors is an integer number (354572443).

Almost surely, 2^11013893761 is an apocalyptic number.

It is an amenable number.

11013893761 is a deficient number, since it is larger than the sum of its proper divisors (1750714187).

11013893761 is a wasteful number, since it uses less digits than its factorization.

11013893761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610 (or 2578 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 40.

The spelling of 11013893761 in words is "eleven billion, thirteen million, eight hundred ninety-three thousand, seven hundred sixty-one".