1193117085 has 12 divisors (see below), whose sum is σ = 2068069692. Its totient is φ = 636329088.

The previous prime is 1193117077. The next prime is 1193117099. The reversal of 1193117085 is 5807113911.

It can be written as a sum of positive squares in 2 ways, for example, as 286083396 + 907033689 = 16914^2 + 30117^2 .

It is not a de Polignac number, because 1193117085 - 2³ = 1193117077 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13256812 + ... + 13256901.

It is an arithmetic number, because the mean of its divisors is an integer number (172339141).

Almost surely, 2^1193117085 is an apocalyptic number.

1193117085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1193117085 is a deficient number, since it is larger than the sum of its proper divisors (874952607).

1193117085 is a wasteful number, since it uses less digits than its factorization.

1193117085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26513724 (or 26513721 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 36.

The square root of 1193117085 is about 34541.5269639314. The cubic root of 1193117085 is about 1060.6229532139.

The spelling of 1193117085 in words is "one billion, one hundred ninety-three million, one hundred seventeen thousand, eighty-five".