11231029 has 2 divisors, whose sum is σ = 11231030. Its totient is φ = 11231028.

The previous prime is 11231027. The next prime is 11231039. The reversal of 11231029 is 92013211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11088900 + 142129 = 3330^2 + 377^2 .

It is an emirp because it is prime and its reverse (92013211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11231029 - 2¹ = 11231027 is a prime.

It is a super-2 number, since 2×11231029² = 252272024797682, which contains 22 as substring.

Together with 11231027, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11230997 and 11231015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11231027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5615514 + 5615515.

It is an arithmetic number, because the mean of its divisors is an integer number (5615515).

Almost surely, 2^11231029 is an apocalyptic number.

It is an amenable number.

11231029 is a deficient number, since it is larger than the sum of its proper divisors (1).

11231029 is an equidigital number, since it uses as much as digits as its factorization.

11231029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 11231029 is about 3351.2727433022. The cubic root of 11231029 is about 223.9442157538.

The spelling of 11231029 in words is "eleven million, two hundred thirty-one thousand, twenty-nine".