270113161 has 2 divisors, whose sum is σ = 270113162. Its totient is φ = 270113160.

The previous prime is 270113159. The next prime is 270113171. The reversal of 270113161 is 161311072.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 226803600 + 43309561 = 15060^2 + 6581^2 .

It is a cyclic number.

It is not a de Polignac number, because 270113161 - 2¹ = 270113159 is a prime.

It is a super-2 number, since 2×270113161² = 145922239490823842, which contains 22 as substring.

Together with 270113159, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (270113171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135056580 + 135056581.

It is an arithmetic number, because the mean of its divisors is an integer number (135056581).

Almost surely, 2^270113161 is an apocalyptic number.

It is an amenable number.

270113161 is a deficient number, since it is larger than the sum of its proper divisors (1).

270113161 is an equidigital number, since it uses as much as digits as its factorization.

270113161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 270113161 is about 16435.1197440116. The cubic root of 270113161 is about 646.4206899474.

The spelling of 270113161 in words is "two hundred seventy million, one hundred thirteen thousand, one hundred sixty-one".