53161123 has 2 divisors, whose sum is σ = 53161124. Its totient is φ = 53161122.

The previous prime is 53161117. The next prime is 53161127. The reversal of 53161123 is 32116135.

It is a happy number.

53161123 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53161123 is a prime.

It is a super-2 number, since 2×53161123² = 5652209997242258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53161094 and 53161103.

It is not a weakly prime, because it can be changed into another prime (53161127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26580561 + 26580562.

It is an arithmetic number, because the mean of its divisors is an integer number (26580562).

Almost surely, 2^53161123 is an apocalyptic number.

53161123 is a deficient number, since it is larger than the sum of its proper divisors (1).

53161123 is an equidigital number, since it uses as much as digits as its factorization.

53161123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540, while the sum is 22.

The square root of 53161123 is about 7291.1674648166. The cubic root of 53161123 is about 376.0088343895.

Adding to 53161123 its reverse (32116135), we get a palindrome (85277258).

The spelling of 53161123 in words is "fifty-three million, one hundred sixty-one thousand, one hundred twenty-three".