1214143331 has 2 divisors, whose sum is σ = 1214143332. Its totient is φ = 1214143330.

The previous prime is 1214143279. The next prime is 1214143361. The reversal of 1214143331 is 1333414121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1214143331 - 2⁶ = 1214143267 is a prime.

It is a super-2 number, since 2×1214143331² = 2948288056423551122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1214143297 and 1214143306.

It is not a weakly prime, because it can be changed into another prime (1214143361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607071665 + 607071666.

It is an arithmetic number, because the mean of its divisors is an integer number (607071666).

Almost surely, 2^1214143331 is an apocalyptic number.

1214143331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214143331 is an equidigital number, since it uses as much as digits as its factorization.

1214143331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 23.

The square root of 1214143331 is about 34844.5595609989. The cubic root of 1214143331 is about 1066.8171438858.

Adding to 1214143331 its reverse (1333414121), we get a palindrome (2547557452).

The spelling of 1214143331 in words is "one billion, two hundred fourteen million, one hundred forty-three thousand, three hundred thirty-one".