2112535135 has 4 divisors (see below), whose sum is σ = 2535042168. Its totient is φ = 1690028104.

The previous prime is 2112535123. The next prime is 2112535147. The reversal of 2112535135 is 5315352112.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2112535123) and next prime (2112535147).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112535135 is a prime.

It is a Duffinian 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, 211253509 + ... + 211253518.

It is an arithmetic number, because the mean of its divisors is an integer number (633760542).

Almost surely, 2^2112535135 is an apocalyptic number.

2112535135 is a deficient number, since it is larger than the sum of its proper divisors (422507033).

2112535135 is an equidigital number, since it uses as much as digits as its factorization.

2112535135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422507032.

The product of its digits is 4500, while the sum is 28.

The square root of 2112535135 is about 45962.3229939480. The cubic root of 2112535135 is about 1283.1220854663.

Adding to 2112535135 its reverse (5315352112), we get a palindrome (7427887247).

The spelling of 2112535135 in words is "two billion, one hundred twelve million, five hundred thirty-five thousand, one hundred thirty-five".