1985141232127 has 2 divisors, whose sum is σ = 1985141232128. Its totient is φ = 1985141232126.

The previous prime is 1985141232097. The next prime is 1985141232143. The reversal of 1985141232127 is 7212321415891.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1985141232127 is a prime.

It is a super-2 number, since 2×1985141232127² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1985141232167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 992570616063 + 992570616064.

It is an arithmetic number, because the mean of its divisors is an integer number (992570616064).

Almost surely, 2^{1985141232127} is an apocalyptic number.

1985141232127 is a deficient number, since it is larger than the sum of its proper divisors (1).

1985141232127 is an equidigital number, since it uses as much as digits as its factorization.

1985141232127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 46.

The spelling of 1985141232127 in words is "one trillion, nine hundred eighty-five billion, one hundred forty-one million, two hundred thirty-two thousand, one hundred twenty-seven".