1921361795014 has 4 divisors (see below), whose sum is σ = 2882042692524. Its totient is φ = 960680897506.

The previous prime is 1921361794999. The next prime is 1921361795047. The reversal of 1921361795014 is 4105971631291.

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

It is a super-2 number, since 2×1921361795014² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480340448752 + ... + 480340448755.

It is an arithmetic number, because the mean of its divisors is an integer number (720510673131).

Almost surely, 2^{1921361795014} is an apocalyptic number.

1921361795014 is a deficient number, since it is larger than the sum of its proper divisors (960680897510).

1921361795014 is an equidigital number, since it uses as much as digits as its factorization.

1921361795014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960680897509.

The product of its (nonzero) digits is 408240, while the sum is 49.

The spelling of 1921361795014 in words is "one trillion, nine hundred twenty-one billion, three hundred sixty-one million, seven hundred ninety-five thousand, fourteen".