1214631 has 12 divisors (see below), whose sum is σ = 1914120. Its totient is φ = 736080.

The previous prime is 1214623. The next prime is 1214639. The reversal of 1214631 is 1364121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1214623) and next prime (1214639).

It is not a de Polignac number, because 1214631 - 2³ = 1214623 is a prime.

It is a super-2 number, since 2×1214631² = 2950656932322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6036 + ... + 6233.

It is an arithmetic number, because the mean of its divisors is an integer number (159510).

2^1214631 is an apocalyptic number.

1214631 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1214631 is a deficient number, since it is larger than the sum of its proper divisors (699489).

1214631 is a wasteful number, since it uses less digits than its factorization.

1214631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12286 (or 12283 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1214631 is about 1102.1029897428. The cubic root of 1214631 is about 106.6959956242.

Adding to 1214631 its reverse (1364121), we get a palindrome (2578752).

The spelling of 1214631 in words is "one million, two hundred fourteen thousand, six hundred thirty-one".