1161124517 has 8 divisors (see below), whose sum is σ = 1339402176. Its totient is φ = 985947552.

The previous prime is 1161124507. The next prime is 1161124537. The reversal of 1161124517 is 7154211611.

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 1161124517 - 2⁶ = 1161124453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1161124517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161124507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 774368 + ... + 775865.

It is an arithmetic number, because the mean of its divisors is an integer number (167425272).

Almost surely, 2^1161124517 is an apocalyptic number.

It is an amenable number.

1161124517 is a deficient number, since it is larger than the sum of its proper divisors (178277659).

1161124517 is a wasteful number, since it uses less digits than its factorization.

1161124517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550347.

The product of its digits is 1680, while the sum is 29.

The square root of 1161124517 is about 34075.2772109047. The cubic root of 1161124517 is about 1051.0569906416.

The spelling of 1161124517 in words is "one billion, one hundred sixty-one million, one hundred twenty-four thousand, five hundred seventeen".