1983380372419 has 2 divisors, whose sum is σ = 1983380372420. Its totient is φ = 1983380372418.

The previous prime is 1983380372251. The next prime is 1983380372437. The reversal of 1983380372419 is 9142730833891.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1983380372419 - 2¹¹ = 1983380370371 is a prime.

It is a super-2 number, since 2×1983380372419² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1983380372459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 991690186209 + 991690186210.

It is an arithmetic number, because the mean of its divisors is an integer number (991690186210).

Almost surely, 2^{1983380372419} is an apocalyptic number.

1983380372419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1983380372419 is an equidigital number, since it uses as much as digits as its factorization.

1983380372419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 1983380372419 in words is "one trillion, nine hundred eighty-three billion, three hundred eighty million, three hundred seventy-two thousand, four hundred nineteen".