1684144031411 has 2 divisors, whose sum is σ = 1684144031412. Its totient is φ = 1684144031410.

The previous prime is 1684144031333. The next prime is 1684144031447. The reversal of 1684144031411 is 1141304414861.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1684144031411 is a prime.

It is a super-2 number, since 2×1684144031411² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1684144031461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 842072015705 + 842072015706.

It is an arithmetic number, because the mean of its divisors is an integer number (842072015706).

Almost surely, 2^{1684144031411} is an apocalyptic number.

1684144031411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1684144031411 is an equidigital number, since it uses as much as digits as its factorization.

1684144031411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 38.

The spelling of 1684144031411 in words is "one trillion, six hundred eighty-four billion, one hundred forty-four million, thirty-one thousand, four hundred eleven".