1234143212 has 6 divisors (see below), whose sum is σ = 2159750628. Its totient is φ = 617071604.

The previous prime is 1234143191. The next prime is 1234143221. The reversal of 1234143212 is 2123414321.

It is an alternating number because its digits alternate between odd and even.

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 as a sum of consecutive naturals, namely, 154267898 + ... + 154267905.

It is an arithmetic number, because the mean of its divisors is an integer number (359958438).

Almost surely, 2^1234143212 is an apocalyptic number.

It is an amenable number.

1234143212 is a deficient number, since it is larger than the sum of its proper divisors (925607416).

1234143212 is a wasteful number, since it uses less digits than its factorization.

1234143212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308535807 (or 308535805 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

The square root of 1234143212 is about 35130.3744927378. The cubic root of 1234143212 is about 1072.6429589031.

Adding to 1234143212 its reverse (2123414321), we get a palindrome (3357557533).

It can be divided in two parts, 123414321 and 2, that multiplied together give a palindrome (246828642).

The spelling of 1234143212 in words is "one billion, two hundred thirty-four million, one hundred forty-three thousand, two hundred twelve".