11116561034 has 16 divisors (see below), whose sum is σ = 17077546248. Its totient is φ = 5425615872.

The previous prime is 11116561003. The next prime is 11116561081. The reversal of 11116561034 is 43016561111.

It can be written as a sum of positive squares in 4 ways, for example, as 9909207025 + 1207354009 = 99545^2 + 34747^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11116560988 and 11116561006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378317 + ... + 406640.

Almost surely, 2^11116561034 is an apocalyptic number.

11116561034 is a deficient number, since it is larger than the sum of its proper divisors (5960985214).

11116561034 is an equidigital number, since it uses as much as digits as its factorization.

11116561034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785129.

The product of its (nonzero) digits is 2160, while the sum is 29.

The spelling of 11116561034 in words is "eleven billion, one hundred sixteen million, five hundred sixty-one thousand, thirty-four".