53197847 has 2 divisors, whose sum is σ = 53197848. Its totient is φ = 53197846.

The previous prime is 53197841. The next prime is 53197877. The reversal of 53197847 is 74879135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53197847 - 2⁸ = 53197591 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 53197798 and 53197807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53197841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26598923 + 26598924.

It is an arithmetic number, because the mean of its divisors is an integer number (26598924).

Almost surely, 2^53197847 is an apocalyptic number.

53197847 is a deficient number, since it is larger than the sum of its proper divisors (1).

53197847 is an equidigital number, since it uses as much as digits as its factorization.

53197847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 44.

The square root of 53197847 is about 7293.6854195941. The cubic root of 53197847 is about 376.0953974592.

The spelling of 53197847 in words is "fifty-three million, one hundred ninety-seven thousand, eight hundred forty-seven".