53161319 has 2 divisors, whose sum is σ = 53161320. Its totient is φ = 53161318.

The previous prime is 53161307. The next prime is 53161327. The reversal of 53161319 is 91316135.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53161319 is a prime.

It is a super-2 number, since 2×53161319² = 5652251675639522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53161291 and 53161300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53161369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26580659 + 26580660.

It is an arithmetic number, because the mean of its divisors is an integer number (26580660).

Almost surely, 2^53161319 is an apocalyptic number.

53161319 is a deficient number, since it is larger than the sum of its proper divisors (1).

53161319 is an equidigital number, since it uses as much as digits as its factorization.

53161319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430, while the sum is 29.

The square root of 53161319 is about 7291.1809057244. The cubic root of 53161319 is about 376.0092964919.

The spelling of 53161319 in words is "fifty-three million, one hundred sixty-one thousand, three hundred nineteen".