111040485979 has 2 divisors, whose sum is σ = 111040485980. Its totient is φ = 111040485978.

The previous prime is 111040485971. The next prime is 111040486003. The reversal of 111040485979 is 979584040111.

It is a weak prime.

It is an emirp because it is prime and its reverse (979584040111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111040485979 - 2³ = 111040485971 is a prime.

It is not a weakly prime, because it can be changed into another prime (111040485971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55520242989 + 55520242990.

It is an arithmetic number, because the mean of its divisors is an integer number (55520242990).

Almost surely, 2^111040485979 is an apocalyptic number.

111040485979 is a deficient number, since it is larger than the sum of its proper divisors (1).

111040485979 is an equidigital number, since it uses as much as digits as its factorization.

111040485979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 49.

The spelling of 111040485979 in words is "one hundred eleven billion, forty million, four hundred eighty-five thousand, nine hundred seventy-nine".