11287095761 has 2 divisors, whose sum is σ = 11287095762. Its totient is φ = 11287095760.

The previous prime is 11287095689. The next prime is 11287095773. The reversal of 11287095761 is 16759078211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8204736400 + 3082359361 = 90580^2 + 55519^2 .

It is a cyclic number.

It is not a de Polignac number, because 11287095761 - 2²² = 11282901457 is a prime.

It is not a weakly prime, because it can be changed into another prime (11287095661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5643547880 + 5643547881.

It is an arithmetic number, because the mean of its divisors is an integer number (5643547881).

Almost surely, 2^11287095761 is an apocalyptic number.

It is an amenable number.

11287095761 is a deficient number, since it is larger than the sum of its proper divisors (1).

11287095761 is an equidigital number, since it uses as much as digits as its factorization.

11287095761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 47.

The spelling of 11287095761 in words is "eleven billion, two hundred eighty-seven million, ninety-five thousand, seven hundred sixty-one".