1046322161 has 2 divisors, whose sum is σ = 1046322162. Its totient is φ = 1046322160.

The previous prime is 1046322157. The next prime is 1046322169. The reversal of 1046322161 is 1612236401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1044582400 + 1739761 = 32320^2 + 1319^2 .

It is a cyclic number.

It is not a de Polignac number, because 1046322161 - 2² = 1046322157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1046322161.

It is not a weakly prime, because it can be changed into another prime (1046322169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523161080 + 523161081.

It is an arithmetic number, because the mean of its divisors is an integer number (523161081).

Almost surely, 2^1046322161 is an apocalyptic number.

It is an amenable number.

1046322161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1046322161 is an equidigital number, since it uses as much as digits as its factorization.

1046322161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1046322161 is about 32346.9034221206. The cubic root of 1046322161 is about 1015.2082567487.

Adding to 1046322161 its reverse (1612236401), we get a palindrome (2658558562).

The spelling of 1046322161 in words is "one billion, forty-six million, three hundred twenty-two thousand, one hundred sixty-one".