1212844052 has 12 divisors (see below), whose sum is σ = 2425688160. Its totient is φ = 519790296.

The previous prime is 1212844033. The next prime is 1212844069. The reversal of 1212844052 is 2504482121.

1212844052 is an admirable number.

It is a congruent number.

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, 21657902 + ... + 21657957.

It is an arithmetic number, because the mean of its divisors is an integer number (202140680).

Almost surely, 2^1212844052 is an apocalyptic number.

It is an amenable number.

1212844052 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1212844052 is a wasteful number, since it uses less digits than its factorization.

1212844052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43315870 (or 43315868 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 1212844052 is about 34825.9106413601. The cubic root of 1212844052 is about 1066.4364672943.

The spelling of 1212844052 in words is "one billion, two hundred twelve million, eight hundred forty-four thousand, fifty-two".