11020567961 has 8 divisors (see below), whose sum is σ = 11892681024. Its totient is φ = 10151937360.

The previous prime is 11020567937. The next prime is 11020567969. The reversal of 11020567961 is 16976502011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11020567961 - 2³⁰ = 9946826137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020567969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 864035 + ... + 876696.

It is an arithmetic number, because the mean of its divisors is an integer number (1486585128).

Almost surely, 2^11020567961 is an apocalyptic number.

It is an amenable number.

11020567961 is a deficient number, since it is larger than the sum of its proper divisors (872113063).

11020567961 is a wasteful number, since it uses less digits than its factorization.

11020567961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1741231.

The product of its (nonzero) digits is 22680, while the sum is 38.

The spelling of 11020567961 in words is "eleven billion, twenty million, five hundred sixty-seven thousand, nine hundred sixty-one".