11428829 has 2 divisors, whose sum is σ = 11428830. Its totient is φ = 11428828.

The previous prime is 11428817. The next prime is 11428853. The reversal of 11428829 is 92882411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10903204 + 525625 = 3302^2 + 725^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11428829 is a prime.

It is a super-2 number, since 2×11428829² = 261236264622482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11478829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5714414 + 5714415.

It is an arithmetic number, because the mean of its divisors is an integer number (5714415).

Almost surely, 2^11428829 is an apocalyptic number.

It is an amenable number.

11428829 is a deficient number, since it is larger than the sum of its proper divisors (1).

11428829 is an equidigital number, since it uses as much as digits as its factorization.

11428829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 35.

The square root of 11428829 is about 3380.6551140275. The cubic root of 11428829 is about 225.2512682634.

The spelling of 11428829 in words is "eleven million, four hundred twenty-eight thousand, eight hundred twenty-nine".