11056831 has 2 divisors, whose sum is σ = 11056832. Its totient is φ = 11056830.

The previous prime is 11056823. The next prime is 11056849. The reversal of 11056831 is 13865011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11056831 - 2³ = 11056823 is a prime.

It is a super-2 number, since 2×11056831² = 244507023525122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11056796 and 11056805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11056811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5528415 + 5528416.

It is an arithmetic number, because the mean of its divisors is an integer number (5528416).

Almost surely, 2^11056831 is an apocalyptic number.

11056831 is a deficient number, since it is larger than the sum of its proper divisors (1).

11056831 is an equidigital number, since it uses as much as digits as its factorization.

11056831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 11056831 is about 3325.1813484380. The cubic root of 11056831 is about 222.7803544226.

The spelling of 11056831 in words is "eleven million, fifty-six thousand, eight hundred thirty-one".