117124651 has 6 divisors (see below), whose sum is σ = 136247100. Its totient is φ = 100392516.

The previous prime is 117124621. The next prime is 117124663. The reversal of 117124651 is 156421711.

It is not a de Polignac number, because 117124651 - 2⁵ = 117124619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117124621) 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 5 ways as a sum of consecutive naturals, for example, 1195101 + ... + 1195198.

It is an arithmetic number, because the mean of its divisors is an integer number (22707850).

Almost surely, 2^117124651 is an apocalyptic number.

117124651 is a deficient number, since it is larger than the sum of its proper divisors (19122449).

117124651 is an equidigital number, since it uses as much as digits as its factorization.

117124651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2390313 (or 2390306 counting only the distinct ones).

The product of its digits is 1680, while the sum is 28.

The square root of 117124651 is about 10822.4142870249. The cubic root of 117124651 is about 489.2709566518.

The spelling of 117124651 in words is "one hundred seventeen million, one hundred twenty-four thousand, six hundred fifty-one".