1111124479 has 2 divisors, whose sum is σ = 1111124480. Its totient is φ = 1111124478.

The previous prime is 1111124461. The next prime is 1111124501. The reversal of 1111124479 is 9744211111.

It is a weak prime.

It is an emirp because it is prime and its reverse (9744211111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1111124479 - 2⁵ = 1111124447 is a prime.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 1111124479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111125479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555562239 + 555562240.

It is an arithmetic number, because the mean of its divisors is an integer number (555562240).

Almost surely, 2^1111124479 is an apocalyptic number.

1111124479 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111124479 is an equidigital number, since it uses as much as digits as its factorization.

1111124479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 31.

The square root of 1111124479 is about 33333.5338510636. The cubic root of 1111124479 is about 1035.7483223485.

The spelling of 1111124479 in words is "one billion, one hundred eleven million, one hundred twenty-four thousand, four hundred seventy-nine".