53285663 has 2 divisors, whose sum is σ = 53285664. Its totient is φ = 53285662.

The previous prime is 53285657. The next prime is 53285699. The reversal of 53285663 is 36658235.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53285663 - 2¹⁶ = 53220127 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53285623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26642831 + 26642832.

It is an arithmetic number, because the mean of its divisors is an integer number (26642832).

Almost surely, 2^53285663 is an apocalyptic number.

53285663 is a deficient number, since it is larger than the sum of its proper divisors (1).

53285663 is an equidigital number, since it uses as much as digits as its factorization.

53285663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 38.

The square root of 53285663 is about 7299.7029391613. The cubic root of 53285663 is about 376.3022293693.

The spelling of 53285663 in words is "fifty-three million, two hundred eighty-five thousand, six hundred sixty-three".