11683647229 has 2 divisors, whose sum is σ = 11683647230. Its totient is φ = 11683647228.

The previous prime is 11683647193. The next prime is 11683647247. The reversal of 11683647229 is 92274638611.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9899852004 + 1783795225 = 99498^2 + 42235^2 .

It is a cyclic number.

It is not a de Polignac number, because 11683647229 - 2²¹ = 11681550077 is a prime.

It is a super-2 number, since 2×11683647229² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11683647529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5841823614 + 5841823615.

It is an arithmetic number, because the mean of its divisors is an integer number (5841823615).

Almost surely, 2^11683647229 is an apocalyptic number.

It is an amenable number.

11683647229 is a deficient number, since it is larger than the sum of its proper divisors (1).

11683647229 is an equidigital number, since it uses as much as digits as its factorization.

11683647229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 49.

The spelling of 11683647229 in words is "eleven billion, six hundred eighty-three million, six hundred forty-seven thousand, two hundred twenty-nine".