1933712040947 has 2 divisors, whose sum is σ = 1933712040948. Its totient is φ = 1933712040946.

The previous prime is 1933712040919. The next prime is 1933712040971. The reversal of 1933712040947 is 7490402173391.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1933712040947 - 2²² = 1933707846643 is a prime.

It is a super-3 number, since 3×1933712040947³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1933712040895 and 1933712040904.

It is not a weakly prime, because it can be changed into another prime (1933712040977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 966856020473 + 966856020474.

It is an arithmetic number, because the mean of its divisors is an integer number (966856020474).

Almost surely, 2^{1933712040947} is an apocalyptic number.

1933712040947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1933712040947 is an equidigital number, since it uses as much as digits as its factorization.

1933712040947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1143072, while the sum is 50.

The spelling of 1933712040947 in words is "one trillion, nine hundred thirty-three billion, seven hundred twelve million, forty thousand, nine hundred forty-seven".