1919365941 has 8 divisors (see below), whose sum is σ = 2567890080. Its totient is φ = 1275209552.

The previous prime is 1919365927. The next prime is 1919365949. The reversal of 1919365941 is 1495639191.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1919365941 - 2⁷ = 1919365813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1919365949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1090911 + ... + 1092668.

It is an arithmetic number, because the mean of its divisors is an integer number (320986260).

Almost surely, 2^1919365941 is an apocalyptic number.

It is an amenable number.

1919365941 is a deficient number, since it is larger than the sum of its proper divisors (648524139).

1919365941 is a wasteful number, since it uses less digits than its factorization.

1919365941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2183875.

The product of its digits is 262440, while the sum is 48.

The square root of 1919365941 is about 43810.5688276242. The cubic root of 1919365941 is about 1242.7561700447.

The spelling of 1919365941 in words is "one billion, nine hundred nineteen million, three hundred sixty-five thousand, nine hundred forty-one".