11036559973 has 4 divisors (see below), whose sum is σ = 11036783520. Its totient is φ = 11036336428.

The previous prime is 11036559967. The next prime is 11036559979. The reversal of 11036559973 is 37995563011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37995563011 = 7 ⋅5427937573.

It is an interprime number because it is at equal distance from previous prime (11036559967) and next prime (11036559979).

It is a cyclic number.

It is not a de Polignac number, because 11036559973 - 2³³ = 2446625381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11036559979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1363 + ... + 148576.

It is an arithmetic number, because the mean of its divisors is an integer number (2759195880).

Almost surely, 2^11036559973 is an apocalyptic number.

It is an amenable number.

11036559973 is a deficient number, since it is larger than the sum of its proper divisors (223547).

11036559973 is an equidigital number, since it uses as much as digits as its factorization.

11036559973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223546.

The product of its (nonzero) digits is 765450, while the sum is 49.

The spelling of 11036559973 in words is "eleven billion, thirty-six million, five hundred fifty-nine thousand, nine hundred seventy-three".