169345361 has 2 divisors, whose sum is σ = 169345362. Its totient is φ = 169345360.

The previous prime is 169345349. The next prime is 169345367. The reversal of 169345361 is 163543961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115777600 + 53567761 = 10760^2 + 7319^2 .

It is a cyclic number.

It is not a de Polignac number, because 169345361 - 2¹⁸ = 169083217 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (169345367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84672680 + 84672681.

It is an arithmetic number, because the mean of its divisors is an integer number (84672681).

Almost surely, 2^169345361 is an apocalyptic number.

It is an amenable number.

169345361 is a deficient number, since it is larger than the sum of its proper divisors (1).

169345361 is an equidigital number, since it uses as much as digits as its factorization.

169345361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 38.

The square root of 169345361 is about 13013.2763361115. The cubic root of 169345361 is about 553.2538371868.

The spelling of 169345361 in words is "one hundred sixty-nine million, three hundred forty-five thousand, three hundred sixty-one".