1984673741 has 2 divisors, whose sum is σ = 1984673742. Its totient is φ = 1984673740.

The previous prime is 1984673737. The next prime is 1984673791. The reversal of 1984673741 is 1473764891.

It is an a-pointer prime, because the next prime (1984673791) can be obtained adding 1984673741 to its sum of digits (50).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1822009225 + 162664516 = 42685^2 + 12754^2 .

It is a cyclic number.

It is not a de Polignac number, because 1984673741 - 2² = 1984673737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1984673741.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1984673791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 992336870 + 992336871.

It is an arithmetic number, because the mean of its divisors is an integer number (992336871).

Almost surely, 2^1984673741 is an apocalyptic number.

It is an amenable number.

1984673741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1984673741 is an equidigital number, since it uses as much as digits as its factorization.

1984673741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 50.

The square root of 1984673741 is about 44549.6772266646. The cubic root of 1984673741 is about 1256.6944812127.

The spelling of 1984673741 in words is "one billion, nine hundred eighty-four million, six hundred seventy-three thousand, seven hundred forty-one".