111488459 has 2 divisors, whose sum is σ = 111488460. Its totient is φ = 111488458.

The previous prime is 111488449. The next prime is 111488477. The reversal of 111488459 is 954884111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111488459 - 2¹⁶ = 111422923 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (111488449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55744229 + 55744230.

It is an arithmetic number, because the mean of its divisors is an integer number (55744230).

Almost surely, 2^111488459 is an apocalyptic number.

111488459 is a deficient number, since it is larger than the sum of its proper divisors (1).

111488459 is an equidigital number, since it uses as much as digits as its factorization.

111488459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 41.

The square root of 111488459 is about 10558.8095446409. The cubic root of 111488459 is about 481.2934716676.

The spelling of 111488459 in words is "one hundred eleven million, four hundred eighty-eight thousand, four hundred fifty-nine".