53438527 has 2 divisors, whose sum is σ = 53438528. Its totient is φ = 53438526.

The previous prime is 53438521. The next prime is 53438543. The reversal of 53438527 is 72583435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53438527 - 2³ = 53438519 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 (53438521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26719263 + 26719264.

It is an arithmetic number, because the mean of its divisors is an integer number (26719264).

Almost surely, 2^53438527 is an apocalyptic number.

53438527 is a deficient number, since it is larger than the sum of its proper divisors (1).

53438527 is an equidigital number, since it uses as much as digits as its factorization.

53438527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 37.

The square root of 53438527 is about 7310.1660035871. The cubic root of 53438527 is about 376.6617265996.

The spelling of 53438527 in words is "fifty-three million, four hundred thirty-eight thousand, five hundred twenty-seven".