168925607 has 2 divisors, whose sum is σ = 168925608. Its totient is φ = 168925606.

The previous prime is 168925571. The next prime is 168925619. The reversal of 168925607 is 706529861.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-168925607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (168925657) 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, 84462803 + 84462804.

It is an arithmetic number, because the mean of its divisors is an integer number (84462804).

Almost surely, 2^168925607 is an apocalyptic number.

168925607 is a deficient number, since it is larger than the sum of its proper divisors (1).

168925607 is an equidigital number, since it uses as much as digits as its factorization.

168925607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 44.

The square root of 168925607 is about 12997.1384158206. The cubic root of 168925607 is about 552.7963447780.

The spelling of 168925607 in words is "one hundred sixty-eight million, nine hundred twenty-five thousand, six hundred seven".