1117237641 has 8 divisors (see below), whose sum is σ = 1604238720. Its totient is φ = 687530832.

The previous prime is 1117237621. The next prime is 1117237651. The reversal of 1117237641 is 1467327111.

It is a happy number.

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

It is not a de Polignac number, because 1117237641 - 2¹¹ = 1117235593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1117237621) 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, 14323521 + ... + 14323598.

It is an arithmetic number, because the mean of its divisors is an integer number (200529840).

Almost surely, 2^1117237641 is an apocalyptic number.

It is an amenable number.

1117237641 is a deficient number, since it is larger than the sum of its proper divisors (487001079).

1117237641 is a wasteful number, since it uses less digits than its factorization.

1117237641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28647135.

The product of its digits is 7056, while the sum is 33.

The square root of 1117237641 is about 33425.1049512189. The cubic root of 1117237641 is about 1037.6443357716.

The spelling of 1117237641 in words is "one billion, one hundred seventeen million, two hundred thirty-seven thousand, six hundred forty-one".