53066291 has 2 divisors, whose sum is σ = 53066292. Its totient is φ = 53066290.

The previous prime is 53066287. The next prime is 53066347. The reversal of 53066291 is 19266035.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53066291 - 2² = 53066287 is a prime.

It is not a weakly prime, because it can be changed into another prime (53066261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26533145 + 26533146.

It is an arithmetic number, because the mean of its divisors is an integer number (26533146).

Almost surely, 2^53066291 is an apocalyptic number.

53066291 is a deficient number, since it is larger than the sum of its proper divisors (1).

53066291 is an equidigital number, since it uses as much as digits as its factorization.

53066291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 53066291 is about 7284.6613510856. The cubic root of 53066291 is about 375.7851189400.

The spelling of 53066291 in words is "fifty-three million, sixty-six thousand, two hundred ninety-one".