65706023 has 2 divisors, whose sum is σ = 65706024. Its totient is φ = 65706022.

The previous prime is 65706013. The next prime is 65706049. The reversal of 65706023 is 32060756.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65706023 - 2⁴ = 65706007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65706013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32853011 + 32853012.

It is an arithmetic number, because the mean of its divisors is an integer number (32853012).

Almost surely, 2^65706023 is an apocalyptic number.

65706023 is a deficient number, since it is larger than the sum of its proper divisors (1).

65706023 is an equidigital number, since it uses as much as digits as its factorization.

65706023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 65706023 is about 8105.9251785345. The cubic root of 65706023 is about 403.5230930196.

Adding to 65706023 its reverse (32060756), we get a palindrome (97766779).

The spelling of 65706023 in words is "sixty-five million, seven hundred six thousand, twenty-three".