11261566747 has 2 divisors, whose sum is σ = 11261566748. Its totient is φ = 11261566746.

The previous prime is 11261566691. The next prime is 11261566763. The reversal of 11261566747 is 74766516211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11261566747 - 2⁷ = 11261566619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11261566697 and 11261566706.

It is not a weakly prime, because it can be changed into another prime (11261566777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5630783373 + 5630783374.

It is an arithmetic number, because the mean of its divisors is an integer number (5630783374).

Almost surely, 2^11261566747 is an apocalyptic number.

11261566747 is a deficient number, since it is larger than the sum of its proper divisors (1).

11261566747 is an equidigital number, since it uses as much as digits as its factorization.

11261566747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 46.

The spelling of 11261566747 in words is "eleven billion, two hundred sixty-one million, five hundred sixty-six thousand, seven hundred forty-seven".