11326112262691 has 2 divisors, whose sum is σ = 11326112262692. Its totient is φ = 11326112262690.

The previous prime is 11326112262683. The next prime is 11326112262779. The reversal of 11326112262691 is 19626221162311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11326112262691 - 2³ = 11326112262683 is a prime.

It is a super-2 number, since 2×11326112262691² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11326112262601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5663056131345 + 5663056131346.

It is an arithmetic number, because the mean of its divisors is an integer number (5663056131346).

Almost surely, 2^{11326112262691} is an apocalyptic number.

11326112262691 is a deficient number, since it is larger than the sum of its proper divisors (1).

11326112262691 is an equidigital number, since it uses as much as digits as its factorization.

11326112262691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 43.

The spelling of 11326112262691 in words is "eleven trillion, three hundred twenty-six billion, one hundred twelve million, two hundred sixty-two thousand, six hundred ninety-one".