4135213331 has 4 divisors (see below), whose sum is σ = 4378461192. Its totient is φ = 3891965472.

The previous prime is 4135213289. The next prime is 4135213337. The reversal of 4135213331 is 1333125314.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4135213331 is a prime.

It is a super-2 number, since 2×4135213331² = 34199978585760231122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4135213331.

It is not an unprimeable number, because it can be changed into a prime (4135213337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121623905 + ... + 121623938.

It is an arithmetic number, because the mean of its divisors is an integer number (1094615298).

Almost surely, 2^4135213331 is an apocalyptic number.

4135213331 is a deficient number, since it is larger than the sum of its proper divisors (243247861).

4135213331 is a wasteful number, since it uses less digits than its factorization.

4135213331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243247860.

The product of its digits is 3240, while the sum is 26.

The square root of 4135213331 is about 64305.6244118662. The cubic root of 4135213331 is about 1605.0896946862.

Adding to 4135213331 its reverse (1333125314), we get a palindrome (5468338645).

The spelling of 4135213331 in words is "four billion, one hundred thirty-five million, two hundred thirteen thousand, three hundred thirty-one".