7117564137 has 8 divisors (see below), whose sum is σ = 9578778336. Its totient is φ = 4700696352.

The previous prime is 7117564123. The next prime is 7117564147. The reversal of 7117564137 is 7314657117.

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 7117564137 - 2⁶ = 7117564073 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (7117564147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11086228 + ... + 11086869.

It is an arithmetic number, because the mean of its divisors is an integer number (1197347292).

Almost surely, 2^7117564137 is an apocalyptic number.

It is an amenable number.

7117564137 is a deficient number, since it is larger than the sum of its proper divisors (2461214199).

7117564137 is a wasteful number, since it uses less digits than its factorization.

7117564137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22173207.

The product of its digits is 123480, while the sum is 42.

The square root of 7117564137 is about 84365.6573316418. The cubic root of 7117564137 is about 1923.5809308290.

The spelling of 7117564137 in words is "seven billion, one hundred seventeen million, five hundred sixty-four thousand, one hundred thirty-seven".