53050447 has 2 divisors, whose sum is σ = 53050448. Its totient is φ = 53050446.

The previous prime is 53050429. The next prime is 53050453. The reversal of 53050447 is 74405035.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53050447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53050427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26525223 + 26525224.

It is an arithmetic number, because the mean of its divisors is an integer number (26525224).

Almost surely, 2^53050447 is an apocalyptic number.

53050447 is a deficient number, since it is larger than the sum of its proper divisors (1).

53050447 is an equidigital number, since it uses as much as digits as its factorization.

53050447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 53050447 is about 7283.5737794025. The cubic root of 53050447 is about 375.7477158356.

The spelling of 53050447 in words is "fifty-three million, fifty thousand, four hundred forty-seven".