53475473 has 2 divisors, whose sum is σ = 53475474. Its totient is φ = 53475472.

The previous prime is 53475431. The next prime is 53475551. The reversal of 53475473 is 37457435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33965584 + 19509889 = 5828^2 + 4417^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53475473 is a prime.

It is not a weakly prime, because it can be changed into another prime (53475173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26737736 + 26737737.

It is an arithmetic number, because the mean of its divisors is an integer number (26737737).

Almost surely, 2^53475473 is an apocalyptic number.

It is an amenable number.

53475473 is a deficient number, since it is larger than the sum of its proper divisors (1).

53475473 is an equidigital number, since it uses as much as digits as its factorization.

53475473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 176400, while the sum is 38.

The square root of 53475473 is about 7312.6925957543. The cubic root of 53475473 is about 376.7485112915.

The spelling of 53475473 in words is "fifty-three million, four hundred seventy-five thousand, four hundred seventy-three".