111524223479 has 2 divisors, whose sum is σ = 111524223480. Its totient is φ = 111524223478.

The previous prime is 111524223439. The next prime is 111524223521. The reversal of 111524223479 is 974322425111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111524223479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111524223409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55762111739 + 55762111740.

It is an arithmetic number, because the mean of its divisors is an integer number (55762111740).

Almost surely, 2^111524223479 is an apocalyptic number.

111524223479 is a deficient number, since it is larger than the sum of its proper divisors (1).

111524223479 is an equidigital number, since it uses as much as digits as its factorization.

111524223479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 41.

The spelling of 111524223479 in words is "one hundred eleven billion, five hundred twenty-four million, two hundred twenty-three thousand, four hundred seventy-nine".