53407847 has 2 divisors, whose sum is σ = 53407848. Its totient is φ = 53407846.

The previous prime is 53407813. The next prime is 53407883. The reversal of 53407847 is 74870435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53407847 - 2¹⁰ = 53406823 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53407847.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53407447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26703923 + 26703924.

It is an arithmetic number, because the mean of its divisors is an integer number (26703924).

Almost surely, 2^53407847 is an apocalyptic number.

53407847 is a deficient number, since it is larger than the sum of its proper divisors (1).

53407847 is an equidigital number, since it uses as much as digits as its factorization.

53407847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 53407847 is about 7308.0672547535. The cubic root of 53407847 is about 376.5896300891.

The spelling of 53407847 in words is "fifty-three million, four hundred seven thousand, eight hundred forty-seven".