1974333138199 has 4 divisors (see below), whose sum is σ = 1986908508664. Its totient is φ = 1961757767736.

The previous prime is 1974333138187. The next prime is 1974333138233. The reversal of 1974333138199 is 9918313334791.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1974333138199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1974333138109) 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, 6287684997 + ... + 6287685310.

It is an arithmetic number, because the mean of its divisors is an integer number (496727127166).

Almost surely, 2^{1974333138199} is an apocalyptic number.

1974333138199 is a deficient number, since it is larger than the sum of its proper divisors (12575370465).

1974333138199 is a wasteful number, since it uses less digits than its factorization.

1974333138199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12575370464.

The product of its digits is 13226976, while the sum is 61.

The spelling of 1974333138199 in words is "one trillion, nine hundred seventy-four billion, three hundred thirty-three million, one hundred thirty-eight thousand, one hundred ninety-nine".