53680547 has 2 divisors, whose sum is σ = 53680548. Its totient is φ = 53680546.

The previous prime is 53680541. The next prime is 53680559. The reversal of 53680547 is 74508635.

53680547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53680547 - 2⁴ = 53680531 is a prime.

It is a super-2 number, since 2×53680547² = 5763202252438418, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53680547.

It is not a weakly prime, because it can be changed into another prime (53680541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26840273 + 26840274.

It is an arithmetic number, because the mean of its divisors is an integer number (26840274).

Almost surely, 2^53680547 is an apocalyptic number.

53680547 is a deficient number, since it is larger than the sum of its proper divisors (1).

53680547 is an equidigital number, since it uses as much as digits as its factorization.

53680547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 53680547 is about 7326.7009629164. The cubic root of 53680547 is about 377.2294967238.

The spelling of 53680547 in words is "fifty-three million, six hundred eighty thousand, five hundred forty-seven".