1982087837167 has 2 divisors, whose sum is σ = 1982087837168. Its totient is φ = 1982087837166.

The previous prime is 1982087837161. The next prime is 1982087837227. The reversal of 1982087837167 is 7617387802891.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1982087837167 - 2³ = 1982087837159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1982087837161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 991043918583 + 991043918584.

It is an arithmetic number, because the mean of its divisors is an integer number (991043918584).

Almost surely, 2^{1982087837167} is an apocalyptic number.

1982087837167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1982087837167 is an equidigital number, since it uses as much as digits as its factorization.

1982087837167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56899584, while the sum is 67.

The spelling of 1982087837167 in words is "one trillion, nine hundred eighty-two billion, eighty-seven million, eight hundred thirty-seven thousand, one hundred sixty-seven".