376545161 has 2 divisors, whose sum is σ = 376545162. Its totient is φ = 376545160.

The previous prime is 376545151. The next prime is 376545179. The reversal of 376545161 is 161545673.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 218892025 + 157653136 = 14795^2 + 12556^2 .

It is an emirp because it is prime and its reverse (161545673) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 376545161 - 2²² = 372350857 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (376545101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188272580 + 188272581.

It is an arithmetic number, because the mean of its divisors is an integer number (188272581).

Almost surely, 2^376545161 is an apocalyptic number.

It is an amenable number.

376545161 is a deficient number, since it is larger than the sum of its proper divisors (1).

376545161 is an equidigital number, since it uses as much as digits as its factorization.

376545161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 38.

The square root of 376545161 is about 19404.7716039123. The cubic root of 376545161 is about 722.1138758083.

The spelling of 376545161 in words is "three hundred seventy-six million, five hundred forty-five thousand, one hundred sixty-one".