1214423331 has 8 divisors (see below), whose sum is σ = 1766433984. Its totient is φ = 736014120.

The previous prime is 1214423297. The next prime is 1214423347. The reversal of 1214423331 is 1333244121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1214423331 - 2¹⁷ = 1214292259 is a prime.

It is a super-2 number, since 2×1214423331² = 2949648053754271122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1214423131) 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 in 7 ways as a sum of consecutive naturals, for example, 18400321 + ... + 18400386.

It is an arithmetic number, because the mean of its divisors is an integer number (220804248).

Almost surely, 2^1214423331 is an apocalyptic number.

1214423331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1214423331 is a deficient number, since it is larger than the sum of its proper divisors (552010653).

1214423331 is a wasteful number, since it uses less digits than its factorization.

1214423331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36800721.

The product of its digits is 1728, while the sum is 24.

The square root of 1214423331 is about 34848.5771732506. The cubic root of 1214423331 is about 1066.8991456927.

Adding to 1214423331 its reverse (1333244121), we get a palindrome (2547667452).

The spelling of 1214423331 in words is "one billion, two hundred fourteen million, four hundred twenty-three thousand, three hundred thirty-one".