10561097747 has 4 divisors (see below), whose sum is σ = 10572466920. Its totient is φ = 10549728576.

The previous prime is 10561097737. The next prime is 10561097759. The reversal of 10561097747 is 74779016501.

10561097747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10561097747 is a prime.

It is a super-2 number, since 2×10561097747² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10561097737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5683193 + ... + 5685050.

It is an arithmetic number, because the mean of its divisors is an integer number (2643116730).

Almost surely, 2^10561097747 is an apocalyptic number.

10561097747 is a deficient number, since it is larger than the sum of its proper divisors (11369173).

10561097747 is an equidigital number, since it uses as much as digits as its factorization.

10561097747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11369172.

The product of its (nonzero) digits is 370440, while the sum is 47.

The spelling of 10561097747 in words is "ten billion, five hundred sixty-one million, ninety-seven thousand, seven hundred forty-seven".