53813161 has 2 divisors, whose sum is σ = 53813162. Its totient is φ = 53813160.

The previous prime is 53813153. The next prime is 53813203. The reversal of 53813161 is 16131835.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42823936 + 10989225 = 6544^2 + 3315^2 .

It is a cyclic number.

It is not a de Polignac number, because 53813161 - 2³ = 53813153 is a prime.

It is not a weakly prime, because it can be changed into another prime (53810161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26906580 + 26906581.

It is an arithmetic number, because the mean of its divisors is an integer number (26906581).

Almost surely, 2^53813161 is an apocalyptic number.

It is an amenable number.

53813161 is a deficient number, since it is larger than the sum of its proper divisors (1).

53813161 is an equidigital number, since it uses as much as digits as its factorization.

53813161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 28.

The square root of 53813161 is about 7335.7454290617. The cubic root of 53813161 is about 377.5398808794.

Adding to 53813161 its reverse (16131835), we get a palindrome (69944996).

The spelling of 53813161 in words is "fifty-three million, eight hundred thirteen thousand, one hundred sixty-one".