117903529 has 2 divisors, whose sum is σ = 117903530. Its totient is φ = 117903528.

The previous prime is 117903469. The next prime is 117903557. The reversal of 117903529 is 925309711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89813529 + 28090000 = 9477^2 + 5300^2 .

It is a cyclic number.

It is not a de Polignac number, because 117903529 - 2²³ = 109514921 is a prime.

It is not a weakly prime, because it can be changed into another prime (117903559) 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, 58951764 + 58951765.

It is an arithmetic number, because the mean of its divisors is an integer number (58951765).

Almost surely, 2^117903529 is an apocalyptic number.

It is an amenable number.

117903529 is a deficient number, since it is larger than the sum of its proper divisors (1).

117903529 is an equidigital number, since it uses as much as digits as its factorization.

117903529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 117903529 is about 10858.3391455600. The cubic root of 117903529 is about 490.3531107397.

The spelling of 117903529 in words is "one hundred seventeen million, nine hundred three thousand, five hundred twenty-nine".