53575559 has 2 divisors, whose sum is σ = 53575560. Its totient is φ = 53575558.

The previous prime is 53575537. The next prime is 53575567. The reversal of 53575559 is 95557535.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53575559 - 2²⁰ = 52526983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53575259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26787779 + 26787780.

It is an arithmetic number, because the mean of its divisors is an integer number (26787780).

Almost surely, 2^53575559 is an apocalyptic number.

53575559 is a deficient number, since it is larger than the sum of its proper divisors (1).

53575559 is an equidigital number, since it uses as much as digits as its factorization.

53575559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 590625, while the sum is 44.

The square root of 53575559 is about 7319.5327036635. The cubic root of 53575559 is about 376.9834087078.

The spelling of 53575559 in words is "fifty-three million, five hundred seventy-five thousand, five hundred fifty-nine".