11341114721 has 2 divisors, whose sum is σ = 11341114722. Its totient is φ = 11341114720.

The previous prime is 11341114717. The next prime is 11341114727. The reversal of 11341114721 is 12741114311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10072330321 + 1268784400 = 100361^2 + 35620^2 .

It is a cyclic number.

It is not a de Polignac number, because 11341114721 - 2² = 11341114717 is a prime.

It is a super-2 number, since 2×11341114721² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11341114727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5670557360 + 5670557361.

It is an arithmetic number, because the mean of its divisors is an integer number (5670557361).

Almost surely, 2^11341114721 is an apocalyptic number.

It is an amenable number.

11341114721 is a deficient number, since it is larger than the sum of its proper divisors (1).

11341114721 is an equidigital number, since it uses as much as digits as its factorization.

11341114721 is an evil number, because the sum of its binary digits is even.

The product of its digits is 672, while the sum is 26.

The spelling of 11341114721 in words is "eleven billion, three hundred forty-one million, one hundred fourteen thousand, seven hundred twenty-one".