2112645364 has 6 divisors (see below), whose sum is σ = 3697129394. Its totient is φ = 1056322680.

The previous prime is 2112645361. The next prime is 2112645373. The reversal of 2112645364 is 4635462112.

It can be written as a sum of positive squares in only one way, i.e., 1738222864 + 374422500 = 41692^2 + 19350^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112645361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264080667 + ... + 264080674.

Almost surely, 2^2112645364 is an apocalyptic number.

It is an amenable number.

2112645364 is a deficient number, since it is larger than the sum of its proper divisors (1584484030).

2112645364 is a wasteful number, since it uses less digits than its factorization.

2112645364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528161345 (or 528161343 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 2112645364 is about 45963.5221017711. The cubic root of 2112645364 is about 1283.1444022240.

The spelling of 2112645364 in words is "two billion, one hundred twelve million, six hundred forty-five thousand, three hundred sixty-four".