117403261 has 8 divisors (see below), whose sum is σ = 123681920. Its totient is φ = 111134592.

The previous prime is 117403259. The next prime is 117403277. The reversal of 117403261 is 162304711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 117403261 - 2¹ = 117403259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117403291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43981 + ... + 46573.

It is an arithmetic number, because the mean of its divisors is an integer number (15460240).

Almost surely, 2^117403261 is an apocalyptic number.

It is an amenable number.

117403261 is a deficient number, since it is larger than the sum of its proper divisors (6278659).

117403261 is a wasteful number, since it uses less digits than its factorization.

117403261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4995.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 117403261 is about 10835.2785381826. The cubic root of 117403261 is about 489.6586001744.

Adding to 117403261 its reverse (162304711), we get a palindrome (279707972).

The spelling of 117403261 in words is "one hundred seventeen million, four hundred three thousand, two hundred sixty-one".