2119383923 has 2 divisors, whose sum is σ = 2119383924. Its totient is φ = 2119383922.

The previous prime is 2119383881. The next prime is 2119383947. The reversal of 2119383923 is 3293839112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2119383923 - 2⁶ = 2119383859 is a prime.

It is not a weakly prime, because it can be changed into another prime (2119383023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059691961 + 1059691962.

It is an arithmetic number, because the mean of its divisors is an integer number (1059691962).

Almost surely, 2^2119383923 is an apocalyptic number.

2119383923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2119383923 is an equidigital number, since it uses as much as digits as its factorization.

2119383923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 41.

The square root of 2119383923 is about 46036.7670780649. The cubic root of 2119383923 is about 1284.5072066599.

The spelling of 2119383923 in words is "two billion, one hundred nineteen million, three hundred eighty-three thousand, nine hundred twenty-three".