53317619 has 2 divisors, whose sum is σ = 53317620. Its totient is φ = 53317618.

The previous prime is 53317571. The next prime is 53317637. The reversal of 53317619 is 91671335.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53317619 - 2¹² = 53313523 is a prime.

It is a super-2 number, since 2×53317619² = 5685536991658322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53317639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26658809 + 26658810.

It is an arithmetic number, because the mean of its divisors is an integer number (26658810).

Almost surely, 2^53317619 is an apocalyptic number.

53317619 is a deficient number, since it is larger than the sum of its proper divisors (1).

53317619 is an equidigital number, since it uses as much as digits as its factorization.

53317619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17010, while the sum is 35.

The square root of 53317619 is about 7301.8914672844. The cubic root of 53317619 is about 376.3774385363.

The spelling of 53317619 in words is "fifty-three million, three hundred seventeen thousand, six hundred nineteen".