4161013 has 2 divisors, whose sum is σ = 4161014. Its totient is φ = 4161012.

The previous prime is 4161011. The next prime is 4161023. The reversal of 4161013 is 3101614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4153444 + 7569 = 2038^2 + 87^2 .

It is a cyclic number.

It is not a de Polignac number, because 4161013 - 2¹ = 4161011 is a prime.

Together with 4161011, it forms a pair of twin primes.

4161013 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4161011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2080506 + 2080507.

It is an arithmetic number, because the mean of its divisors is an integer number (2080507).

Almost surely, 2^4161013 is an apocalyptic number.

It is an amenable number.

4161013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4161013 is an equidigital number, since it uses as much as digits as its factorization.

4161013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 4161013 is about 2039.8561223773. The cubic root of 4161013 is about 160.8420837558.

Adding to 4161013 its reverse (3101614), we get a palindrome (7262627).

The spelling of 4161013 in words is "four million, one hundred sixty-one thousand, thirteen".