1934219839241 has 2 divisors, whose sum is σ = 1934219839242. Its totient is φ = 1934219839240.

The previous prime is 1934219839229. The next prime is 1934219839309. The reversal of 1934219839241 is 1429389124391.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1655393597641 + 278826241600 = 1286621^2 + 528040^2 .

It is a cyclic number.

It is not a de Polignac number, because 1934219839241 - 2²² = 1934215644937 is a prime.

It is not a weakly prime, because it can be changed into another prime (1934219835241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 967109919620 + 967109919621.

It is an arithmetic number, because the mean of its divisors is an integer number (967109919621).

Almost surely, 2^{1934219839241} is an apocalyptic number.

It is an amenable number.

1934219839241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1934219839241 is an equidigital number, since it uses as much as digits as its factorization.

1934219839241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3359232, while the sum is 56.

The spelling of 1934219839241 in words is "one trillion, nine hundred thirty-four billion, two hundred nineteen million, eight hundred thirty-nine thousand, two hundred forty-one".