1881596341 has 2 divisors, whose sum is σ = 1881596342. Its totient is φ = 1881596340.

The previous prime is 1881596333. The next prime is 1881596359. The reversal of 1881596341 is 1436951881.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1699912900 + 181683441 = 41230^2 + 13479^2 .

It is a cyclic number.

It is not a de Polignac number, because 1881596341 - 2³ = 1881596333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1881596291 and 1881596300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1881596741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 940798170 + 940798171.

It is an arithmetic number, because the mean of its divisors is an integer number (940798171).

Almost surely, 2^1881596341 is an apocalyptic number.

It is an amenable number.

1881596341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1881596341 is an equidigital number, since it uses as much as digits as its factorization.

1881596341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 46.

The square root of 1881596341 is about 43377.3713011750. The cubic root of 1881596341 is about 1234.5503870179.

The spelling of 1881596341 in words is "one billion, eight hundred eighty-one million, five hundred ninety-six thousand, three hundred forty-one".