162541013 has 2 divisors, whose sum is σ = 162541014. Its totient is φ = 162541012.

The previous prime is 162541009. The next prime is 162541019. The reversal of 162541013 is 310145261.

162541013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96963409 + 65577604 = 9847^2 + 8098^2 .

It is an emirp because it is prime and its reverse (310145261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 162541013 - 2² = 162541009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 162541013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162541019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81270506 + 81270507.

It is an arithmetic number, because the mean of its divisors is an integer number (81270507).

Almost surely, 2^162541013 is an apocalyptic number.

It is an amenable number.

162541013 is a deficient number, since it is larger than the sum of its proper divisors (1).

162541013 is an equidigital number, since it uses as much as digits as its factorization.

162541013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 162541013 is about 12749.1573447032. The cubic root of 162541013 is about 545.7423466907.

Adding to 162541013 its reverse (310145261), we get a palindrome (472686274).

The spelling of 162541013 in words is "one hundred sixty-two million, five hundred forty-one thousand, thirteen".