52065971 has 2 divisors, whose sum is σ = 52065972. Its totient is φ = 52065970.

The previous prime is 52065967. The next prime is 52066037. The reversal of 52065971 is 17956025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52065971 - 2² = 52065967 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52065931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26032985 + 26032986.

It is an arithmetic number, because the mean of its divisors is an integer number (26032986).

Almost surely, 2^52065971 is an apocalyptic number.

52065971 is a deficient number, since it is larger than the sum of its proper divisors (1).

52065971 is an equidigital number, since it uses as much as digits as its factorization.

52065971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 52065971 is about 7215.6753668662. The cubic root of 52065971 is about 373.4088935248.

The spelling of 52065971 in words is "fifty-two million, sixty-five thousand, nine hundred seventy-one".