11029231 has 2 divisors, whose sum is σ = 11029232. Its totient is φ = 11029230.

The previous prime is 11029229. The next prime is 11029241. The reversal of 11029231 is 13292011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11029231 - 2¹ = 11029229 is a prime.

It is a super-2 number, since 2×11029231² = 243287872902722, which contains 22 as substring.

Together with 11029229, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11029199 and 11029208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11029241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5514615 + 5514616.

It is an arithmetic number, because the mean of its divisors is an integer number (5514616).

Almost surely, 2^11029231 is an apocalyptic number.

11029231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11029231 is an equidigital number, since it uses as much as digits as its factorization.

11029231 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 11029231 is about 3321.0286057184. The cubic root of 11029231 is about 222.5948322768.

The spelling of 11029231 in words is "eleven million, twenty-nine thousand, two hundred thirty-one".