11240121295817 has 2 divisors, whose sum is σ = 11240121295818. Its totient is φ = 11240121295816.

The previous prime is 11240121295807. The next prime is 11240121295867. The reversal of 11240121295817 is 71859212104211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10210990175296 + 1029131120521 = 3195464^2 + 1014461^2 .

It is a cyclic number.

It is not a de Polignac number, because 11240121295817 - 2⁴ = 11240121295801 is a prime.

It is not a weakly prime, because it can be changed into another prime (11240121295807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5620060647908 + 5620060647909.

It is an arithmetic number, because the mean of its divisors is an integer number (5620060647909).

Almost surely, 2^{11240121295817} is an apocalyptic number.

It is an amenable number.

11240121295817 is a deficient number, since it is larger than the sum of its proper divisors (1).

11240121295817 is an equidigital number, since it uses as much as digits as its factorization.

11240121295817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 44.

The spelling of 11240121295817 in words is "eleven trillion, two hundred forty billion, one hundred twenty-one million, two hundred ninety-five thousand, eight hundred seventeen".