103265161 has 2 divisors, whose sum is σ = 103265162. Its totient is φ = 103265160.

The previous prime is 103265159. The next prime is 103265167. The reversal of 103265161 is 161562301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57093136 + 46172025 = 7556^2 + 6795^2 .

It is a cyclic number.

It is not a de Polignac number, because 103265161 - 2¹ = 103265159 is a prime.

Together with 103265159, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (103265167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51632580 + 51632581.

It is an arithmetic number, because the mean of its divisors is an integer number (51632581).

Almost surely, 2^103265161 is an apocalyptic number.

It is an amenable number.

103265161 is a deficient number, since it is larger than the sum of its proper divisors (1).

103265161 is an equidigital number, since it uses as much as digits as its factorization.

103265161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 103265161 is about 10161.9467131057. The cubic root of 103265161 is about 469.1567208705.

The spelling of 103265161 in words is "one hundred three million, two hundred sixty-five thousand, one hundred sixty-one".