4991113343 has 4 divisors (see below), whose sum is σ = 5065607640. Its totient is φ = 4916619048.

The previous prime is 4991113331. The next prime is 4991113399. The reversal of 4991113343 is 3433111994.

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

It is a cyclic number.

It is not a de Polignac number, because 4991113343 - 2⁸ = 4991113087 is a prime.

It is a super-2 number, since 2×4991113343² = 49822424805345271298, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4991113297 and 4991113306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4991113313) 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, 37247048 + ... + 37247181.

It is an arithmetic number, because the mean of its divisors is an integer number (1266401910).

Almost surely, 2^4991113343 is an apocalyptic number.

4991113343 is a deficient number, since it is larger than the sum of its proper divisors (74494297).

4991113343 is an equidigital number, since it uses as much as digits as its factorization.

4991113343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74494296.

The product of its digits is 34992, while the sum is 38.

The square root of 4991113343 is about 70647.8120184907. The cubic root of 4991113343 is about 1708.9622812517.

The spelling of 4991113343 in words is "four billion, nine hundred ninety-one million, one hundred thirteen thousand, three hundred forty-three".