65045923 has 2 divisors, whose sum is σ = 65045924. Its totient is φ = 65045922.

The previous prime is 65045899. The next prime is 65045933. The reversal of 65045923 is 32954056.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65045923 - 2¹⁷ = 64914851 is a prime.

It is not a weakly prime, because it can be changed into another prime (65045933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32522961 + 32522962.

It is an arithmetic number, because the mean of its divisors is an integer number (32522962).

Almost surely, 2^65045923 is an apocalyptic number.

65045923 is a deficient number, since it is larger than the sum of its proper divisors (1).

65045923 is an equidigital number, since it uses as much as digits as its factorization.

65045923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 65045923 is about 8065.1052689968. The cubic root of 65045923 is about 402.1672426907.

Adding to 65045923 its reverse (32954056), we get a palindrome (97999979).

The spelling of 65045923 in words is "sixty-five million, forty-five thousand, nine hundred twenty-three".