65203967 has 2 divisors, whose sum is σ = 65203968. Its totient is φ = 65203966.

The previous prime is 65203951. The next prime is 65204017. The reversal of 65203967 is 76930256.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65203967 - 2⁴ = 65203951 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65203967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65203907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32601983 + 32601984.

It is an arithmetic number, because the mean of its divisors is an integer number (32601984).

Almost surely, 2^65203967 is an apocalyptic number.

65203967 is a deficient number, since it is larger than the sum of its proper divisors (1).

65203967 is an equidigital number, since it uses as much as digits as its factorization.

65203967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 65203967 is about 8074.8973368087. The cubic root of 65203967 is about 402.4926984517.

The spelling of 65203967 in words is "sixty-five million, two hundred three thousand, nine hundred sixty-seven".