619316441 has 2 divisors, whose sum is σ = 619316442. Its totient is φ = 619316440.

The previous prime is 619316417. The next prime is 619316447. The reversal of 619316441 is 144613916.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 565440841 + 53875600 = 23779^2 + 7340^2 .

It is a cyclic number.

It is not a de Polignac number, because 619316441 - 2²⁶ = 552207577 is a prime.

It is a super-3 number, since 3×619316441³ (a number of 27 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (619316447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 309658220 + 309658221.

It is an arithmetic number, because the mean of its divisors is an integer number (309658221).

Almost surely, 2^619316441 is an apocalyptic number.

It is an amenable number.

619316441 is a deficient number, since it is larger than the sum of its proper divisors (1).

619316441 is an equidigital number, since it uses as much as digits as its factorization.

619316441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 35.

The square root of 619316441 is about 24886.0692155270. The cubic root of 619316441 is about 852.3884110182.

The spelling of 619316441 in words is "six hundred nineteen million, three hundred sixteen thousand, four hundred forty-one".