111676387 has 2 divisors, whose sum is σ = 111676388. Its totient is φ = 111676386.

The previous prime is 111676381. The next prime is 111676403. The reversal of 111676387 is 783676111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111676387 - 2⁷ = 111676259 is a prime.

It is not a weakly prime, because it can be changed into another prime (111676381) 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, 55838193 + 55838194.

It is an arithmetic number, because the mean of its divisors is an integer number (55838194).

Almost surely, 2^111676387 is an apocalyptic number.

111676387 is a deficient number, since it is larger than the sum of its proper divisors (1).

111676387 is an equidigital number, since it uses as much as digits as its factorization.

111676387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 40.

The square root of 111676387 is about 10567.7049069323. The cubic root of 111676387 is about 481.5637470158.

The spelling of 111676387 in words is "one hundred eleven million, six hundred seventy-six thousand, three hundred eighty-seven".