1117987041 has 8 divisors (see below), whose sum is σ = 1495353024. Its totient is φ = 742972880.

The previous prime is 1117987027. The next prime is 1117987061. The reversal of 1117987041 is 1407897111.

It is a happy number.

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 1117987041 - 2¹⁰ = 1117986017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1117987061) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 586845 + ... + 588746.

It is an arithmetic number, because the mean of its divisors is an integer number (186919128).

Almost surely, 2^1117987041 is an apocalyptic number.

It is an amenable number.

1117987041 is a deficient number, since it is larger than the sum of its proper divisors (377365983).

1117987041 is a wasteful number, since it uses less digits than its factorization.

1117987041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175911.

The product of its (nonzero) digits is 14112, while the sum is 39.

The square root of 1117987041 is about 33436.3132088453. The cubic root of 1117987041 is about 1037.8762878761.

The spelling of 1117987041 in words is "one billion, one hundred seventeen million, nine hundred eighty-seven thousand, forty-one".