1117009137 has 4 divisors (see below), whose sum is σ = 1489345520. Its totient is φ = 744672756.

The previous prime is 1117009073. The next prime is 1117009139. The reversal of 1117009137 is 7319007111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1117009137 - 2⁶ = 1117009073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1117009139) 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 3 ways as a sum of consecutive naturals, for example, 186168187 + ... + 186168192.

It is an arithmetic number, because the mean of its divisors is an integer number (372336380).

Almost surely, 2^1117009137 is an apocalyptic number.

It is an amenable number.

1117009137 is a deficient number, since it is larger than the sum of its proper divisors (372336383).

1117009137 is an equidigital number, since it uses as much as digits as its factorization.

1117009137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372336382.

The product of its (nonzero) digits is 1323, while the sum is 30.

The square root of 1117009137 is about 33421.6866270989. The cubic root of 1117009137 is about 1037.5735892448.

The spelling of 1117009137 in words is "one billion, one hundred seventeen million, nine thousand, one hundred thirty-seven".