117479449 has 2 divisors, whose sum is σ = 117479450. Its totient is φ = 117479448.

The previous prime is 117479447. The next prime is 117479471. The reversal of 117479449 is 944974711.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74511424 + 42968025 = 8632^2 + 6555^2 .

It is a cyclic number.

It is not a de Polignac number, because 117479449 - 2¹ = 117479447 is a prime.

Together with 117479447, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 117479399 and 117479408.

It is not a weakly prime, because it can be changed into another prime (117479441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58739724 + 58739725.

It is an arithmetic number, because the mean of its divisors is an integer number (58739725).

Almost surely, 2^117479449 is an apocalyptic number.

It is an amenable number.

117479449 is a deficient number, since it is larger than the sum of its proper divisors (1).

117479449 is an equidigital number, since it uses as much as digits as its factorization.

117479449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 46.

The square root of 117479449 is about 10838.7937059435. The cubic root of 117479449 is about 489.7644974104.

The spelling of 117479449 in words is "one hundred seventeen million, four hundred seventy-nine thousand, four hundred forty-nine".