378811481119 has 2 divisors, whose sum is σ = 378811481120. Its totient is φ = 378811481118.

The previous prime is 378811481051. The next prime is 378811481189. The reversal of 378811481119 is 911184118873.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 378811481119 - 2³¹ = 376663997471 is a prime.

It is a super-2 number, since 2×378811481119² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (378811481189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189405740559 + 189405740560.

It is an arithmetic number, because the mean of its divisors is an integer number (189405740560).

Almost surely, 2^378811481119 is an apocalyptic number.

378811481119 is a deficient number, since it is larger than the sum of its proper divisors (1).

378811481119 is an equidigital number, since it uses as much as digits as its factorization.

378811481119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 52.

The spelling of 378811481119 in words is "three hundred seventy-eight billion, eight hundred eleven million, four hundred eighty-one thousand, one hundred nineteen".