2113533652 has 6 divisors (see below), whose sum is σ = 3698683898. Its totient is φ = 1056766824.

The previous prime is 2113533649. The next prime is 2113533683. The reversal of 2113533652 is 2563353112.

It can be written as a sum of positive squares in only one way, i.e., 2109013776 + 4519876 = 45924^2 + 2126^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264191703 + ... + 264191710.

Almost surely, 2^2113533652 is an apocalyptic number.

It is an amenable number.

2113533652 is a deficient number, since it is larger than the sum of its proper divisors (1585150246).

2113533652 is a wasteful number, since it uses less digits than its factorization.

2113533652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528383417 (or 528383415 counting only the distinct ones).

The product of its digits is 16200, while the sum is 31.

The square root of 2113533652 is about 45973.1840533153. The cubic root of 2113533652 is about 1283.3242150286.

Adding to 2113533652 its reverse (2563353112), we get a palindrome (4676886764).

The spelling of 2113533652 in words is "two billion, one hundred thirteen million, five hundred thirty-three thousand, six hundred fifty-two".