162239141 has 2 divisors, whose sum is σ = 162239142. Its totient is φ = 162239140.

The previous prime is 162239123. The next prime is 162239149. The reversal of 162239141 is 141932261.

162239141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97436641 + 64802500 = 9871^2 + 8050^2 .

It is a cyclic number.

It is not a de Polignac number, because 162239141 - 2¹⁴ = 162222757 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162239149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81119570 + 81119571.

It is an arithmetic number, because the mean of its divisors is an integer number (81119571).

Almost surely, 2^162239141 is an apocalyptic number.

It is an amenable number.

162239141 is a deficient number, since it is larger than the sum of its proper divisors (1).

162239141 is an equidigital number, since it uses as much as digits as its factorization.

162239141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 29.

The square root of 162239141 is about 12737.3129426893. The cubic root of 162239141 is about 545.4042854961.

The spelling of 162239141 in words is "one hundred sixty-two million, two hundred thirty-nine thousand, one hundred forty-one".