2101607652 has 48 divisors (see below), whose sum is σ = 4963055552. Its totient is φ = 692115840.

The previous prime is 2101607647. The next prime is 2101607657. The reversal of 2101607652 is 2567061012.

It is an interprime number because it is at equal distance from previous prime (2101607647) and next prime (2101607657).

It is not an unprimeable number, because it can be changed into a prime (2101607657) 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 in 15 ways as a sum of consecutive naturals, for example, 337923 + ... + 344085.

Almost surely, 2^2101607652 is an apocalyptic number.

It is an amenable number.

2101607652 is an abundant number, since it is smaller than the sum of its proper divisors (2861447900).

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

2101607652 is a wasteful number, since it uses less digits than its factorization.

2101607652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6508 (or 6506 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 2101607652 is about 45843.2945151197. The cubic root of 2101607652 is about 1280.9058634839.

Adding to 2101607652 its reverse (2567061012), we get a palindrome (4668668664).

The spelling of 2101607652 in words is "two billion, one hundred one million, six hundred seven thousand, six hundred fifty-two".