53061601 has 2 divisors, whose sum is σ = 53061602. Its totient is φ = 53061600.

The previous prime is 53061599. The next prime is 53061649. The reversal of 53061601 is 10616035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45900625 + 7160976 = 6775^2 + 2676^2 .

It is a cyclic number.

It is not a de Polignac number, because 53061601 - 2¹ = 53061599 is a prime.

Together with 53061599, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (53061401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26530800 + 26530801.

It is an arithmetic number, because the mean of its divisors is an integer number (26530801).

Almost surely, 2^53061601 is an apocalyptic number.

It is an amenable number.

53061601 is a deficient number, since it is larger than the sum of its proper divisors (1).

53061601 is an equidigital number, since it uses as much as digits as its factorization.

53061601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 53061601 is about 7284.3394347051. The cubic root of 53061601 is about 375.7740479814.

Adding to 53061601 its reverse (10616035), we get a palindrome (63677636).

The spelling of 53061601 in words is "fifty-three million, sixty-one thousand, six hundred one".