65027399 has 2 divisors, whose sum is σ = 65027400. Its totient is φ = 65027398.

The previous prime is 65027393. The next prime is 65027401. The reversal of 65027399 is 99372056.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65027399 - 2¹² = 65023303 is a prime.

Together with 65027401, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65027393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32513699 + 32513700.

It is an arithmetic number, because the mean of its divisors is an integer number (32513700).

Almost surely, 2^65027399 is an apocalyptic number.

65027399 is a deficient number, since it is larger than the sum of its proper divisors (1).

65027399 is an equidigital number, since it uses as much as digits as its factorization.

65027399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 65027399 is about 8063.9567831183. The cubic root of 65027399 is about 402.1290622127.

The spelling of 65027399 in words is "sixty-five million, twenty-seven thousand, three hundred ninety-nine".