117543563 has 2 divisors, whose sum is σ = 117543564. Its totient is φ = 117543562.

The previous prime is 117543511. The next prime is 117543581. The reversal of 117543563 is 365345711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117543563 - 2¹² = 117539467 is a prime.

It is not a weakly prime, because it can be changed into another prime (117543263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58771781 + 58771782.

It is an arithmetic number, because the mean of its divisors is an integer number (58771782).

Almost surely, 2^117543563 is an apocalyptic number.

117543563 is a deficient number, since it is larger than the sum of its proper divisors (1).

117543563 is an equidigital number, since it uses as much as digits as its factorization.

117543563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 35.

The square root of 117543563 is about 10841.7509194779. The cubic root of 117543563 is about 489.8535769634.

The spelling of 117543563 in words is "one hundred seventeen million, five hundred forty-three thousand, five hundred sixty-three".