1930837633349 has 2 divisors, whose sum is σ = 1930837633350. Its totient is φ = 1930837633348.

The previous prime is 1930837633339. The next prime is 1930837633369. The reversal of 1930837633349 is 9433367380391.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1438620330625 + 492217302724 = 1199425^2 + 701582^2 .

It is a cyclic number.

It is not a de Polignac number, because 1930837633349 - 2²⁰ = 1930836584773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1930837633339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 965418816674 + 965418816675.

It is an arithmetic number, because the mean of its divisors is an integer number (965418816675).

Almost surely, 2^{1930837633349} is an apocalyptic number.

It is an amenable number.

1930837633349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1930837633349 is an equidigital number, since it uses as much as digits as its factorization.

1930837633349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26453952, while the sum is 59.

The spelling of 1930837633349 in words is "one trillion, nine hundred thirty billion, eight hundred thirty-seven million, six hundred thirty-three thousand, three hundred forty-nine".