169302984397 has 2 divisors, whose sum is σ = 169302984398. Its totient is φ = 169302984396.

The previous prime is 169302984371. The next prime is 169302984407. The reversal of 169302984397 is 793489203961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167465919076 + 1837065321 = 409226^2 + 42861^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-169302984397 is a prime.

It is a super-4 number, since 4×169302984397⁴ (a number of 46 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (169302984497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84651492198 + 84651492199.

It is an arithmetic number, because the mean of its divisors is an integer number (84651492199).

Almost surely, 2^169302984397 is an apocalyptic number.

It is an amenable number.

169302984397 is a deficient number, since it is larger than the sum of its proper divisors (1).

169302984397 is an equidigital number, since it uses as much as digits as its factorization.

169302984397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17635968, while the sum is 61.

The spelling of 169302984397 in words is "one hundred sixty-nine billion, three hundred two million, nine hundred eighty-four thousand, three hundred ninety-seven".