111119127378377 has 2 divisors, whose sum is σ = 111119127378378. Its totient is φ = 111119127378376.

The previous prime is 111119127378317. The next prime is 111119127378383. The reversal of 111119127378377 is 773873721911111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61832886565321 + 49286240813056 = 7863389^2 + 7020416^2 .

It is a cyclic number.

It is not a de Polignac number, because 111119127378377 - 2⁸ = 111119127378121 is a prime.

It is not a weakly prime, because it can be changed into another prime (111119127378317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55559563689188 + 55559563689189.

It is an arithmetic number, because the mean of its divisors is an integer number (55559563689189).

Almost surely, 2^{111119127378377} is an apocalyptic number.

It is an amenable number.

111119127378377 is a deficient number, since it is larger than the sum of its proper divisors (1).

111119127378377 is an equidigital number, since it uses as much as digits as its factorization.

111119127378377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3111696, while the sum is 59.

The spelling of 111119127378377 in words is "one hundred eleven trillion, one hundred nineteen billion, one hundred twenty-seven million, three hundred seventy-eight thousand, three hundred seventy-seven".