117775573 has 2 divisors, whose sum is σ = 117775574. Its totient is φ = 117775572.

The previous prime is 117775543. The next prime is 117775577. The reversal of 117775573 is 375577711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85988529 + 31787044 = 9273^2 + 5638^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117775573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117775577) 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 as a sum of consecutive naturals, namely, 58887786 + 58887787.

It is an arithmetic number, because the mean of its divisors is an integer number (58887787).

Almost surely, 2^117775573 is an apocalyptic number.

It is an amenable number.

117775573 is a deficient number, since it is larger than the sum of its proper divisors (1).

117775573 is an equidigital number, since it uses as much as digits as its factorization.

117775573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180075, while the sum is 43.

The square root of 117775573 is about 10852.4454847744. The cubic root of 117775573 is about 490.1756596360.

The spelling of 117775573 in words is "one hundred seventeen million, seven hundred seventy-five thousand, five hundred seventy-three".