65382913 has 2 divisors, whose sum is σ = 65382914. Its totient is φ = 65382912.

The previous prime is 65382899. The next prime is 65382917. The reversal of 65382913 is 31928356.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61027344 + 4355569 = 7812^2 + 2087^2 .

It is a cyclic number.

It is not a de Polignac number, because 65382913 - 2¹³ = 65374721 is a prime.

It is not a weakly prime, because it can be changed into another prime (65382917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32691456 + 32691457.

It is an arithmetic number, because the mean of its divisors is an integer number (32691457).

Almost surely, 2^65382913 is an apocalyptic number.

It is an amenable number.

65382913 is a deficient number, since it is larger than the sum of its proper divisors (1).

65382913 is an equidigital number, since it uses as much as digits as its factorization.

65382913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 37.

The square root of 65382913 is about 8085.9701335090. The cubic root of 65382913 is about 402.8605629337.

The spelling of 65382913 in words is "sixty-five million, three hundred eighty-two thousand, nine hundred thirteen".