1934696669189 has 2 divisors, whose sum is σ = 1934696669190. Its totient is φ = 1934696669188.

The previous prime is 1934696669183. The next prime is 1934696669209. The reversal of 1934696669189 is 9819666964391.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 993544452289 + 941152216900 = 996767^2 + 970130^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1934696669189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1934696669183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 967348334594 + 967348334595.

It is an arithmetic number, because the mean of its divisors is an integer number (967348334595).

Almost surely, 2^{1934696669189} is an apocalyptic number.

It is an amenable number.

1934696669189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1934696669189 is an equidigital number, since it uses as much as digits as its factorization.

1934696669189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816293376, while the sum is 77.

The spelling of 1934696669189 in words is "one trillion, nine hundred thirty-four billion, six hundred ninety-six million, six hundred sixty-nine thousand, one hundred eighty-nine".