1431116 has 6 divisors (see below), whose sum is σ = 2504460. Its totient is φ = 715556.

The previous prime is 1431113. The next prime is 1431119. The reversal of 1431116 is 6111341.

It is an interprime number because it is at equal distance from previous prime (1431113) and next prime (1431119).

It is a junction number, because it is equal to n+sod(n) for n = 1431094 and 1431103.

It is not an unprimeable number, because it can be changed into a prime (1431113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178886 + ... + 178893.

It is an arithmetic number, because the mean of its divisors is an integer number (417410).

2^1431116 is an apocalyptic number.

It is an amenable number.

1431116 is a deficient number, since it is larger than the sum of its proper divisors (1073344).

1431116 is a wasteful number, since it uses less digits than its factorization.

1431116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357783 (or 357781 counting only the distinct ones).

The product of its digits is 72, while the sum is 17.

The square root of 1431116 is about 1196.2926063468. The cubic root of 1431116 is about 112.6916174720.

Adding to 1431116 its reverse (6111341), we get a palindrome (7542457).

The spelling of 1431116 in words is "one million, four hundred thirty-one thousand, one hundred sixteen".