1941619185941 has 2 divisors, whose sum is σ = 1941619185942. Its totient is φ = 1941619185940.

The previous prime is 1941619185937. The next prime is 1941619185943. The reversal of 1941619185941 is 1495819161491.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1158376485841 + 783242700100 = 1076279^2 + 885010^2 .

It is a cyclic number.

It is not a de Polignac number, because 1941619185941 - 2² = 1941619185937 is a prime.

Together with 1941619185943, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1941619185943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970809592970 + 970809592971.

It is an arithmetic number, because the mean of its divisors is an integer number (970809592971).

Almost surely, 2^{1941619185941} is an apocalyptic number.

It is an amenable number.

1941619185941 is a deficient number, since it is larger than the sum of its proper divisors (1).

1941619185941 is an equidigital number, since it uses as much as digits as its factorization.

1941619185941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2799360, while the sum is 59.

The spelling of 1941619185941 in words is "one trillion, nine hundred forty-one billion, six hundred nineteen million, one hundred eighty-five thousand, nine hundred forty-one".