65204723 has 2 divisors, whose sum is σ = 65204724. Its totient is φ = 65204722.

The previous prime is 65204663. The next prime is 65204743. The reversal of 65204723 is 32740256.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65204723 - 2²⁴ = 48427507 is a prime.

It is not a weakly prime, because it can be changed into another prime (65204743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32602361 + 32602362.

It is an arithmetic number, because the mean of its divisors is an integer number (32602362).

Almost surely, 2^65204723 is an apocalyptic number.

65204723 is a deficient number, since it is larger than the sum of its proper divisors (1).

65204723 is an equidigital number, since it uses as much as digits as its factorization.

65204723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 65204723 is about 8074.9441484137. The cubic root of 65204723 is about 402.4942539977.

Adding to 65204723 its reverse (32740256), we get a palindrome (97944979).

The spelling of 65204723 in words is "sixty-five million, two hundred four thousand, seven hundred twenty-three".