1117062945 has 24 divisors (see below), whose sum is σ = 2050140456. Its totient is φ = 560721408.

The previous prime is 1117062857. The next prime is 1117062971. The reversal of 1117062945 is 5492607111.

1117062945 is a `hidden beast` number, since 11 + 17 + 0 + 629 + 4 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 590635809 + 526427136 = 24303^2 + 22944^2 .

It is not a de Polignac number, because 1117062945 - 2⁹ = 1117062433 is a prime.

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 729342 + ... + 730871.

It is an arithmetic number, because the mean of its divisors is an integer number (85422519).

Almost surely, 2^1117062945 is an apocalyptic number.

1117062945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1117062945 is a deficient number, since it is larger than the sum of its proper divisors (933077511).

1117062945 is a wasteful number, since it uses less digits than its factorization.

1117062945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460241 (or 1460238 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 1117062945 is about 33422.4916037090. The cubic root of 1117062945 is about 1037.5902494676.

The spelling of 1117062945 in words is "one billion, one hundred seventeen million, sixty-two thousand, nine hundred forty-five".