65380603 has 2 divisors, whose sum is σ = 65380604. Its totient is φ = 65380602.

The previous prime is 65380583. The next prime is 65380661. The reversal of 65380603 is 30608356.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65380603 - 2⁵ = 65380571 is a prime.

It is not a weakly prime, because it can be changed into another prime (65380663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32690301 + 32690302.

It is an arithmetic number, because the mean of its divisors is an integer number (32690302).

Almost surely, 2^65380603 is an apocalyptic number.

65380603 is a deficient number, since it is larger than the sum of its proper divisors (1).

65380603 is an equidigital number, since it uses as much as digits as its factorization.

65380603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 65380603 is about 8085.8272922441. The cubic root of 65380603 is about 402.8558184787.

Adding to 65380603 its reverse (30608356), we get a palindrome (95988959).

The spelling of 65380603 in words is "sixty-five million, three hundred eighty thousand, six hundred three".