117749041 has 2 divisors, whose sum is σ = 117749042. Its totient is φ = 117749040.

The previous prime is 117749039. The next prime is 117749057. The reversal of 117749041 is 140947711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64400625 + 53348416 = 8025^2 + 7304^2 .

It is an emirp because it is prime and its reverse (140947711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117749041 - 2¹ = 117749039 is a prime.

Together with 117749039, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 117748988 and 117749006.

It is not a weakly prime, because it can be changed into another prime (117749341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58874520 + 58874521.

It is an arithmetic number, because the mean of its divisors is an integer number (58874521).

Almost surely, 2^117749041 is an apocalyptic number.

It is an amenable number.

117749041 is a deficient number, since it is larger than the sum of its proper divisors (1).

117749041 is an equidigital number, since it uses as much as digits as its factorization.

117749041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 34.

The square root of 117749041 is about 10851.2230186279. The cubic root of 117749041 is about 490.1388486149.

The spelling of 117749041 in words is "one hundred seventeen million, seven hundred forty-nine thousand, forty-one".