11112356669 has 2 divisors, whose sum is σ = 11112356670. Its totient is φ = 11112356668.

The previous prime is 11112356653. The next prime is 11112356683. The reversal of 11112356669 is 96665321111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10726744900 + 385611769 = 103570^2 + 19637^2 .

It is a cyclic number.

It is not a de Polignac number, because 11112356669 - 2⁴ = 11112356653 is a prime.

It is a super-2 number, since 2×11112356669² (a number of 21 digits) contains 22 as substring.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11112356609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556178334 + 5556178335.

It is an arithmetic number, because the mean of its divisors is an integer number (5556178335).

Almost surely, 2^11112356669 is an apocalyptic number.

It is an amenable number.

11112356669 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112356669 is an equidigital number, since it uses as much as digits as its factorization.

11112356669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 41.

The spelling of 11112356669 in words is "eleven billion, one hundred twelve million, three hundred fifty-six thousand, six hundred sixty-nine".