655141169 has 2 divisors, whose sum is σ = 655141170. Its totient is φ = 655141168.

The previous prime is 655141141. The next prime is 655141183. The reversal of 655141169 is 961141556.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 630261025 + 24880144 = 25105^2 + 4988^2 .

It is a cyclic number.

It is not a de Polignac number, because 655141169 - 2²⁴ = 638363953 is a prime.

It is a super-2 number, since 2×655141169² = 858419902637373122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (655149169) 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, 327570584 + 327570585.

It is an arithmetic number, because the mean of its divisors is an integer number (327570585).

Almost surely, 2^655141169 is an apocalyptic number.

It is an amenable number.

655141169 is a deficient number, since it is larger than the sum of its proper divisors (1).

655141169 is an equidigital number, since it uses as much as digits as its factorization.

655141169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 38.

The square root of 655141169 is about 25595.7256001857. The cubic root of 655141169 is about 868.5169470682.

The spelling of 655141169 in words is "six hundred fifty-five million, one hundred forty-one thousand, one hundred sixty-nine".