117225071 has 2 divisors, whose sum is σ = 117225072. Its totient is φ = 117225070.

The previous prime is 117225061. The next prime is 117225077. The reversal of 117225071 is 170522711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117225071 - 2⁶ = 117225007 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117225071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117225077) 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, 58612535 + 58612536.

It is an arithmetic number, because the mean of its divisors is an integer number (58612536).

Almost surely, 2^117225071 is an apocalyptic number.

117225071 is a deficient number, since it is larger than the sum of its proper divisors (1).

117225071 is an equidigital number, since it uses as much as digits as its factorization.

117225071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 980, while the sum is 26.

The square root of 117225071 is about 10827.0527383956. The cubic root of 117225071 is about 489.4107466221.

Adding to 117225071 its reverse (170522711), we get a palindrome (287747782).

The spelling of 117225071 in words is "one hundred seventeen million, two hundred twenty-five thousand, seventy-one".