53247419 has 2 divisors, whose sum is σ = 53247420. Its totient is φ = 53247418.

The previous prime is 53247413. The next prime is 53247427. The reversal of 53247419 is 91474235.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53247419 is a prime.

It is a super-2 number, since 2×53247419² = 5670575260323122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53247413) 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, 26623709 + 26623710.

It is an arithmetic number, because the mean of its divisors is an integer number (26623710).

Almost surely, 2^53247419 is an apocalyptic number.

53247419 is a deficient number, since it is larger than the sum of its proper divisors (1).

53247419 is an equidigital number, since it uses as much as digits as its factorization.

53247419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 35.

The square root of 53247419 is about 7297.0829103142. The cubic root of 53247419 is about 376.2121817156.

The spelling of 53247419 in words is "fifty-three million, two hundred forty-seven thousand, four hundred nineteen".