11054659809 has 16 divisors (see below), whose sum is σ = 15755531904. Its totient is φ = 6877411200.

The previous prime is 11054659783. The next prime is 11054659813. The reversal of 11054659809 is 90895645011.

It is not a de Polignac number, because 11054659809 - 2¹⁶ = 11054594273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11054659879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1950982 + ... + 1956639.

It is an arithmetic number, because the mean of its divisors is an integer number (984720744).

Almost surely, 2^11054659809 is an apocalyptic number.

It is an amenable number.

11054659809 is a deficient number, since it is larger than the sum of its proper divisors (4700872095).

11054659809 is a wasteful number, since it uses less digits than its factorization.

11054659809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3907688.

The product of its (nonzero) digits is 388800, while the sum is 48.

The spelling of 11054659809 in words is "eleven billion, fifty-four million, six hundred fifty-nine thousand, eight hundred nine".