117734549 has 4 divisors (see below), whose sum is σ = 118514400. Its totient is φ = 116954700.

The previous prime is 117734479. The next prime is 117734557. The reversal of 117734549 is 945437711.

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 a cyclic number.

It is not a de Polignac number, because 117734549 - 2⁸ = 117734293 is a prime.

It is a super-2 number, since 2×117734549² = 27722848056466802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117734599) 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, 389699 + ... + 390000.

It is an arithmetic number, because the mean of its divisors is an integer number (29628600).

Almost surely, 2^117734549 is an apocalyptic number.

It is an amenable number.

117734549 is a deficient number, since it is larger than the sum of its proper divisors (779851).

117734549 is an equidigital number, since it uses as much as digits as its factorization.

117734549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779850.

The product of its digits is 105840, while the sum is 41.

The square root of 117734549 is about 10850.5552392493. Note that the first 3 decimals coincide. The cubic root of 117734549 is about 490.1187397926.

The spelling of 117734549 in words is "one hundred seventeen million, seven hundred thirty-four thousand, five hundred forty-nine".