169609007 has 2 divisors, whose sum is σ = 169609008. Its totient is φ = 169609006.

The previous prime is 169609001. The next prime is 169609019. The reversal of 169609007 is 700906961.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-169609007 is a prime.

It is a Chen prime.

It is equal to p_9482537 and since 169609007 and 9482537 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (169609001) 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, 84804503 + 84804504.

It is an arithmetic number, because the mean of its divisors is an integer number (84804504).

Almost surely, 2^169609007 is an apocalyptic number.

169609007 is a deficient number, since it is larger than the sum of its proper divisors (1).

169609007 is an equidigital number, since it uses as much as digits as its factorization.

169609007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 169609007 is about 13023.4022820460. The cubic root of 169609007 is about 553.5408001321.

The spelling of 169609007 in words is "one hundred sixty-nine million, six hundred nine thousand, seven".