53548279 has 2 divisors, whose sum is σ = 53548280. Its totient is φ = 53548278.

The previous prime is 53548259. The next prime is 53548331. The reversal of 53548279 is 97284535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53548279 - 2⁵ = 53548247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53548219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26774139 + 26774140.

It is an arithmetic number, because the mean of its divisors is an integer number (26774140).

Almost surely, 2^53548279 is an apocalyptic number.

53548279 is a deficient number, since it is larger than the sum of its proper divisors (1).

53548279 is an equidigital number, since it uses as much as digits as its factorization.

53548279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 43.

The square root of 53548279 is about 7317.6689594433. The cubic root of 53548279 is about 376.9194127763.

The spelling of 53548279 in words is "fifty-three million, five hundred forty-eight thousand, two hundred seventy-nine".