371052161 has 2 divisors, whose sum is σ = 371052162. Its totient is φ = 371052160.

The previous prime is 371052133. The next prime is 371052163. The reversal of 371052161 is 161250173.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199939600 + 171112561 = 14140^2 + 13081^2 .

It is a cyclic number.

It is not a de Polignac number, because 371052161 - 2¹⁰ = 371051137 is a prime.

Together with 371052163, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 371052161.

It is not a weakly prime, because it can be changed into another prime (371052163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185526080 + 185526081.

It is an arithmetic number, because the mean of its divisors is an integer number (185526081).

Almost surely, 2^371052161 is an apocalyptic number.

It is an amenable number.

371052161 is a deficient number, since it is larger than the sum of its proper divisors (1).

371052161 is an equidigital number, since it uses as much as digits as its factorization.

371052161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 371052161 is about 19262.7142687629. The cubic root of 371052161 is about 718.5852885733.

The spelling of 371052161 in words is "three hundred seventy-one million, fifty-two thousand, one hundred sixty-one".