1214431206 has 16 divisors (see below), whose sum is σ = 2429928048. Its totient is φ = 404632800.

The previous prime is 1214431199. The next prime is 1214431223. The reversal of 1214431206 is 6021344121.

It is a super-2 number, since 2×1214431206² = 2949686308213228872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29185 + ... + 57276.

It is an arithmetic number, because the mean of its divisors is an integer number (151870503).

Almost surely, 2^1214431206 is an apocalyptic number.

1214431206 is an abundant number, since it is smaller than the sum of its proper divisors (1215496842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1214431206 is a wasteful number, since it uses less digits than its factorization.

1214431206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88807.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1214431206 is about 34848.6901618985. The cubic root of 1214431206 is about 1066.9014518113.

Adding to 1214431206 its reverse (6021344121), we get a palindrome (7235775327).

The spelling of 1214431206 in words is "one billion, two hundred fourteen million, four hundred thirty-one thousand, two hundred six".