1131214 has 32 divisors (see below), whose sum is σ = 2116800. Its totient is φ = 451584.

The previous prime is 1131191. The next prime is 1131217. The reversal of 1131214 is 4121311.

It is a super-2 number, since 2×1131214² = 2559290227592, which contains 22 as substring.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 1131194 and 1131203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11614 + ... + 11710.

It is an arithmetic number, because the mean of its divisors is an integer number (66150).

2^1131214 is an apocalyptic number.

1131214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1131214 is a deficient number, since it is larger than the sum of its proper divisors (985586).

1131214 is an equidigital number, since it uses as much as digits as its factorization.

1131214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137 (or 123 counting only the distinct ones).

The product of its digits is 24, while the sum is 13.

The square root of 1131214 is about 1063.5854455567. The cubic root of 1131214 is about 104.1953306361.

Adding to 1131214 its reverse (4121311), we get a palindrome (5252525).

The spelling of 1131214 in words is "one million, one hundred thirty-one thousand, two hundred fourteen".