10711520561 has 8 divisors (see below), whose sum is σ = 12329808960. Its totient is φ = 9115249968.

The previous prime is 10711520549. The next prime is 10711520569. The reversal of 10711520561 is 16502511701.

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 10711520561 - 2²⁶ = 10644411697 is a prime.

It is a super-2 number, since 2×10711520561² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10711520569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5503406 + ... + 5505351.

It is an arithmetic number, because the mean of its divisors is an integer number (1541226120).

Almost surely, 2^10711520561 is an apocalyptic number.

It is an amenable number.

10711520561 is a deficient number, since it is larger than the sum of its proper divisors (1618288399).

10711520561 is a wasteful number, since it uses less digits than its factorization.

10711520561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11008903.

The product of its (nonzero) digits is 2100, while the sum is 29.

The spelling of 10711520561 in words is "ten billion, seven hundred eleven million, five hundred twenty thousand, five hundred sixty-one".