1117440337 has 8 divisors (see below), whose sum is σ = 1210520360. Its totient is φ = 1031481360.

The previous prime is 1117440319. The next prime is 1117440341. The reversal of 1117440337 is 7330447111.

It can be written as a sum of positive squares in 4 ways, for example, as 229340736 + 888099601 = 15144^2 + 29801^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1117440337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1117440299 and 1117440308.

It is not an unprimeable number, because it can be changed into a prime (1117440347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252114 + ... + 256507.

It is an arithmetic number, because the mean of its divisors is an integer number (151315045).

Almost surely, 2^1117440337 is an apocalyptic number.

It is an amenable number.

1117440337 is a deficient number, since it is larger than the sum of its proper divisors (93080023).

1117440337 is an frugal number, since it uses more digits than its factorization.

1117440337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508660 (or 508634 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 1117440337 is about 33428.1369059061. The cubic root of 1117440337 is about 1037.7070838776.

Adding to 1117440337 its reverse (7330447111), we get a palindrome (8447887448).

The spelling of 1117440337 in words is "one billion, one hundred seventeen million, four hundred forty thousand, three hundred thirty-seven".