111740579 has 2 divisors, whose sum is σ = 111740580. Its totient is φ = 111740578.

The previous prime is 111740561. The next prime is 111740591. The reversal of 111740579 is 975047111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111740579 - 2⁸ = 111740323 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (111740879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55870289 + 55870290.

It is an arithmetic number, because the mean of its divisors is an integer number (55870290).

Almost surely, 2^111740579 is an apocalyptic number.

111740579 is a deficient number, since it is larger than the sum of its proper divisors (1).

111740579 is an equidigital number, since it uses as much as digits as its factorization.

111740579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 35.

The square root of 111740579 is about 10570.7416485316. The cubic root of 111740579 is about 481.6559975500.

The spelling of 111740579 in words is "one hundred eleven million, seven hundred forty thousand, five hundred seventy-nine".