1111077508085 has 8 divisors (see below), whose sum is σ = 1334272660056. Its totient is φ = 888208906240.

The previous prime is 1111077508081. The next prime is 1111077508087. The reversal of 1111077508085 is 5808057701111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 107558417521 + 1003519090564 = 327961^2 + 1001758^2 .

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

It is not a de Polignac number, because 1111077508085 - 2² = 1111077508081 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111077508081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81630044 + ... + 81643653.

It is an arithmetic number, because the mean of its divisors is an integer number (166784082507).

Almost surely, 2^{1111077508085} is an apocalyptic number.

It is an amenable number.

1111077508085 is a deficient number, since it is larger than the sum of its proper divisors (223195151971).

1111077508085 is a wasteful number, since it uses less digits than its factorization.

1111077508085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163275063.

The product of its (nonzero) digits is 78400, while the sum is 44.

The spelling of 1111077508085 in words is "one trillion, one hundred eleven billion, seventy-seven million, five hundred eight thousand, eighty-five".