7962161 has 2 divisors, whose sum is σ = 7962162. Its totient is φ = 7962160.

The previous prime is 7962151. The next prime is 7962167. The reversal of 7962161 is 1612697.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7187761 + 774400 = 2681^2 + 880^2 .

It is an emirp because it is prime and its reverse (1612697) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7962161 - 2¹⁰ = 7961137 is a prime.

It is not a weakly prime, because it can be changed into another prime (7962167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3981080 + 3981081.

It is an arithmetic number, because the mean of its divisors is an integer number (3981081).

Almost surely, 2^7962161 is an apocalyptic number.

It is an amenable number.

7962161 is a deficient number, since it is larger than the sum of its proper divisors (1).

7962161 is an equidigital number, since it uses as much as digits as its factorization.

7962161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 32.

The square root of 7962161 is about 2821.7301430151. The cubic root of 7962161 is about 199.6841765402.

Adding to 7962161 its product of digits (4536), we get a palindrome (7966697).

The spelling of 7962161 in words is "seven million, nine hundred sixty-two thousand, one hundred sixty-one".