2112435252 has 18 divisors (see below), whose sum is σ = 5339766978. Its totient is φ = 704145072.

The previous prime is 2112435223. The next prime is 2112435287. The reversal of 2112435252 is 2525342112.

It can be written as a sum of positive squares in only one way, i.e., 1649496996 + 462938256 = 40614^2 + 21516^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

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 in 5 ways as a sum of consecutive naturals, for example, 29339343 + ... + 29339414.

It is an arithmetic number, because the mean of its divisors is an integer number (296653721).

Almost surely, 2^2112435252 is an apocalyptic number.

It is an amenable number.

2112435252 is an abundant number, since it is smaller than the sum of its proper divisors (3227331726).

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

2112435252 is a wasteful number, since it uses less digits than its factorization.

2112435252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58678767 (or 58678762 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 2112435252 is about 45961.2364063457. The cubic root of 2112435252 is about 1283.1018626700.

Adding to 2112435252 its reverse (2525342112), we get a palindrome (4637777364).

The spelling of 2112435252 in words is "two billion, one hundred twelve million, four hundred thirty-five thousand, two hundred fifty-two".