53446427 has 2 divisors, whose sum is σ = 53446428. Its totient is φ = 53446426.

The previous prime is 53446409. The next prime is 53446429. The reversal of 53446427 is 72464435.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53446427 - 2⁶ = 53446363 is a prime.

Together with 53446429, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53446429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26723213 + 26723214.

It is an arithmetic number, because the mean of its divisors is an integer number (26723214).

Almost surely, 2^53446427 is an apocalyptic number.

53446427 is a deficient number, since it is larger than the sum of its proper divisors (1).

53446427 is an equidigital number, since it uses as much as digits as its factorization.

53446427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 35.

The square root of 53446427 is about 7310.7063270248. The cubic root of 53446427 is about 376.6802867483.

The spelling of 53446427 in words is "fifty-three million, four hundred forty-six thousand, four hundred twenty-seven".