64053571 has 2 divisors, whose sum is σ = 64053572. Its totient is φ = 64053570.

The previous prime is 64053557. The next prime is 64053581. The reversal of 64053571 is 17535046.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64053571 - 2¹¹ = 64051523 is a prime.

It is not a weakly prime, because it can be changed into another prime (64053511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32026785 + 32026786.

It is an arithmetic number, because the mean of its divisors is an integer number (32026786).

Almost surely, 2^64053571 is an apocalyptic number.

64053571 is a deficient number, since it is larger than the sum of its proper divisors (1).

64053571 is an equidigital number, since it uses as much as digits as its factorization.

64053571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 64053571 is about 8003.3474871456. The cubic root of 64053571 is about 400.1115751246. Note that the first 3 decimals are identical.

The spelling of 64053571 in words is "sixty-four million, fifty-three thousand, five hundred seventy-one".