2119343963 has 4 divisors (see below), whose sum is σ = 2312011608. Its totient is φ = 1926676320.

The previous prime is 2119343953. The next prime is 2119343987. The reversal of 2119343963 is 3693439112.

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 2119343963 - 2⁶ = 2119343899 is a prime.

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 2119343963.

It is not an unprimeable number, because it can be changed into a prime (2119343953) 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, 96333806 + ... + 96333827.

It is an arithmetic number, because the mean of its divisors is an integer number (578002902).

Almost surely, 2^2119343963 is an apocalyptic number.

2119343963 is a deficient number, since it is larger than the sum of its proper divisors (192667645).

2119343963 is a wasteful number, since it uses less digits than its factorization.

2119343963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192667644.

The product of its digits is 104976, while the sum is 41.

The square root of 2119343963 is about 46036.3330750832. Note that the first 3 decimals coincide. The cubic root of 2119343963 is about 1284.4991336802.

It can be divided in two parts, 21193 and 43963, that added together give a palindrome (65156).

The spelling of 2119343963 in words is "two billion, one hundred nineteen million, three hundred forty-three thousand, nine hundred sixty-three".