168964351 has 2 divisors, whose sum is σ = 168964352. Its totient is φ = 168964350.

The previous prime is 168964277. The next prime is 168964357. The reversal of 168964351 is 153469861.

168964351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (153469861) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-168964351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 168964298 and 168964307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (168964357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84482175 + 84482176.

It is an arithmetic number, because the mean of its divisors is an integer number (84482176).

Almost surely, 2^168964351 is an apocalyptic number.

168964351 is a deficient number, since it is larger than the sum of its proper divisors (1).

168964351 is an equidigital number, since it uses as much as digits as its factorization.

168964351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 43.

The square root of 168964351 is about 12998.6288123017. The cubic root of 168964351 is about 552.8386038228.

The spelling of 168964351 in words is "one hundred sixty-eight million, nine hundred sixty-four thousand, three hundred fifty-one".