117544949 has 2 divisors, whose sum is σ = 117544950. Its totient is φ = 117544948.

The previous prime is 117544879. The next prime is 117544981. The reversal of 117544949 is 949445711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102373924 + 15171025 = 10118^2 + 3895^2 .

It is a cyclic number.

It is not a de Polignac number, because 117544949 - 2¹² = 117540853 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117544249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58772474 + 58772475.

It is an arithmetic number, because the mean of its divisors is an integer number (58772475).

Almost surely, 2^117544949 is an apocalyptic number.

It is an amenable number.

117544949 is a deficient number, since it is larger than the sum of its proper divisors (1).

117544949 is an equidigital number, since it uses as much as digits as its factorization.

117544949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 44.

The square root of 117544949 is about 10841.8148388542. The cubic root of 117544949 is about 489.8555023046.

The spelling of 117544949 in words is "one hundred seventeen million, five hundred forty-four thousand, nine hundred forty-nine".