117459641 has 4 divisors (see below), whose sum is σ = 126495012. Its totient is φ = 108424272.

The previous prime is 117459623. The next prime is 117459659. The reversal of 117459641 is 146954711.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (117459623) and next prime (117459659).

It can be written as a sum of positive squares in 2 ways, for example, as 66765241 + 50694400 = 8171^2 + 7120^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117459641 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 117459595 and 117459604.

It is not an unprimeable number, because it can be changed into a prime (117459611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4517666 + ... + 4517691.

It is an arithmetic number, because the mean of its divisors is an integer number (31623753).

Almost surely, 2^117459641 is an apocalyptic number.

It is an amenable number.

117459641 is a deficient number, since it is larger than the sum of its proper divisors (9035371).

117459641 is an equidigital number, since it uses as much as digits as its factorization.

117459641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9035370.

The product of its digits is 30240, while the sum is 38.

The square root of 117459641 is about 10837.8799126028. The cubic root of 117459641 is about 489.7369697576.

The spelling of 117459641 in words is "one hundred seventeen million, four hundred fifty-nine thousand, six hundred forty-one".