19580941 has 2 divisors, whose sum is σ = 19580942. Its totient is φ = 19580940.

The previous prime is 19580929. The next prime is 19580947. The reversal of 19580941 is 14908591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11902500 + 7678441 = 3450^2 + 2771^2 .

It is a cyclic number.

It is not a de Polignac number, because 19580941 - 2¹¹ = 19578893 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 19580941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19580947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9790470 + 9790471.

It is an arithmetic number, because the mean of its divisors is an integer number (9790471).

Almost surely, 2^19580941 is an apocalyptic number.

It is an amenable number.

19580941 is a deficient number, since it is larger than the sum of its proper divisors (1).

19580941 is an equidigital number, since it uses as much as digits as its factorization.

19580941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 19580941 is about 4425.0357060706. The cubic root of 19580941 is about 269.5325290058.

The spelling of 19580941 in words is "nineteen million, five hundred eighty thousand, nine hundred forty-one".