65556053 has 2 divisors, whose sum is σ = 65556054. Its totient is φ = 65556052.

The previous prime is 65556047. The next prime is 65556067. The reversal of 65556053 is 35065556.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39413284 + 26142769 = 6278^2 + 5113^2 .

It is a cyclic number.

It is not a de Polignac number, because 65556053 - 2⁶ = 65555989 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 (65556013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32778026 + 32778027.

It is an arithmetic number, because the mean of its divisors is an integer number (32778027).

Almost surely, 2^65556053 is an apocalyptic number.

It is an amenable number.

65556053 is a deficient number, since it is larger than the sum of its proper divisors (1).

65556053 is an equidigital number, since it uses as much as digits as its factorization.

65556053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67500, while the sum is 35.

The square root of 65556053 is about 8096.6692534647. The cubic root of 65556053 is about 403.2158535125.

The spelling of 65556053 in words is "sixty-five million, five hundred fifty-six thousand, fifty-three".