11146831 has 2 divisors, whose sum is σ = 11146832. Its totient is φ = 11146830.

The previous prime is 11146829. The next prime is 11146853. The reversal of 11146831 is 13864111.

It is a happy number.

11146831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11146831 - 2¹ = 11146829 is a prime.

It is a super-2 number, since 2×11146831² = 248503682685122, which contains 22 as substring.

Together with 11146829, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11146796 and 11146805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11146871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5573415 + 5573416.

It is an arithmetic number, because the mean of its divisors is an integer number (5573416).

Almost surely, 2^11146831 is an apocalyptic number.

11146831 is a deficient number, since it is larger than the sum of its proper divisors (1).

11146831 is an equidigital number, since it uses as much as digits as its factorization.

11146831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 25.

The square root of 11146831 is about 3338.6870173767. The cubic root of 11146831 is about 223.3831816157.

The spelling of 11146831 in words is "eleven million, one hundred forty-six thousand, eight hundred thirty-one".