1111115255 has 8 divisors (see below), whose sum is σ = 1339062192. Its totient is φ = 885076288.

The previous prime is 1111115233. The next prime is 1111115333. The reversal of 1111115255 is 5525111111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1111115255 - 2⁶ = 1111115191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1111115255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475709 + ... + 478038.

It is an arithmetic number, because the mean of its divisors is an integer number (167382774).

Almost surely, 2^1111115255 is an apocalyptic number.

1111115255 is a deficient number, since it is larger than the sum of its proper divisors (227946937).

1111115255 is an equidigital number, since it uses as much as digits as its factorization.

1111115255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953985.

The product of its digits is 250, while the sum is 23.

The square root of 1111115255 is about 33333.3954916087. The cubic root of 1111115255 is about 1035.7454562523.

Adding to 1111115255 its reverse (5525111111), we get a palindrome (6636226366).

The spelling of 1111115255 in words is "one billion, one hundred eleven million, one hundred fifteen thousand, two hundred fifty-five".