65080387 has 2 divisors, whose sum is σ = 65080388. Its totient is φ = 65080386.

The previous prime is 65080381. The next prime is 65080397. The reversal of 65080387 is 78308056.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65080387 - 2²³ = 56691779 is a prime.

It is not a weakly prime, because it can be changed into another prime (65080381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32540193 + 32540194.

It is an arithmetic number, because the mean of its divisors is an integer number (32540194).

Almost surely, 2^65080387 is an apocalyptic number.

65080387 is a deficient number, since it is larger than the sum of its proper divisors (1).

65080387 is an equidigital number, since it uses as much as digits as its factorization.

65080387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 65080387 is about 8067.2415979689. The cubic root of 65080387 is about 402.2382583876.

The spelling of 65080387 in words is "sixty-five million, eighty thousand, three hundred eighty-seven".