2135113452 has 48 divisors (see below), whose sum is σ = 5564214880. Its totient is φ = 708009984.

The previous prime is 2135113423. The next prime is 2135113457. The reversal of 2135113452 is 2543115312.

It is a super-2 number, since 2×2135113452² = 9117418905822712608, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2135113457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30373 + ... + 72060.

Almost surely, 2^2135113452 is an apocalyptic number.

It is an amenable number.

2135113452 is an abundant number, since it is smaller than the sum of its proper divisors (3429101428).

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

2135113452 is a wasteful number, since it uses less digits than its factorization.

2135113452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102639 (or 102631 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 2135113452 is about 46207.2878667424. The cubic root of 2135113452 is about 1287.6771394442.

Adding to 2135113452 its reverse (2543115312), we get a palindrome (4678228764).

The spelling of 2135113452 in words is "two billion, one hundred thirty-five million, one hundred thirteen thousand, four hundred fifty-two".