5430123212 has 12 divisors (see below), whose sum is σ = 9830395680. Its totient is φ = 2621438736.

The previous prime is 5430123163. The next prime is 5430123227. The reversal of 5430123212 is 2123210345.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23405588 + ... + 23405819.

It is an arithmetic number, because the mean of its divisors is an integer number (819199640).

Almost surely, 2^5430123212 is an apocalyptic number.

It is an amenable number.

5430123212 is a deficient number, since it is larger than the sum of its proper divisors (4400272468).

5430123212 is a wasteful number, since it uses less digits than its factorization.

5430123212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46811440 (or 46811438 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 5430123212 is about 73689.3697353967. The cubic root of 5430123212 is about 1757.6668477203. Note that the first 3 decimals are identical.

Adding to 5430123212 its reverse (2123210345), we get a palindrome (7553333557).

The spelling of 5430123212 in words is "five billion, four hundred thirty million, one hundred twenty-three thousand, two hundred twelve".