117302389381 has 2 divisors, whose sum is σ = 117302389382. Its totient is φ = 117302389380.

The previous prime is 117302389361. The next prime is 117302389387. The reversal of 117302389381 is 183983203711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59747980356 + 57554409025 = 244434^2 + 239905^2 .

It is a cyclic number.

It is not a de Polignac number, because 117302389381 - 2¹¹ = 117302387333 is a prime.

It is a super-2 number, since 2×117302389381² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117302389387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58651194690 + 58651194691.

It is an arithmetic number, because the mean of its divisors is an integer number (58651194691).

Almost surely, 2^117302389381 is an apocalyptic number.

It is an amenable number.

117302389381 is a deficient number, since it is larger than the sum of its proper divisors (1).

117302389381 is an equidigital number, since it uses as much as digits as its factorization.

117302389381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 46.

The spelling of 117302389381 in words is "one hundred seventeen billion, three hundred two million, three hundred eighty-nine thousand, three hundred eighty-one".