65411233 has 2 divisors, whose sum is σ = 65411234. Its totient is φ = 65411232.

The previous prime is 65411219. The next prime is 65411239. The reversal of 65411233 is 33211456.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65399569 + 11664 = 8087^2 + 108^2 .

It is a cyclic number.

It is not a de Polignac number, because 65411233 - 2⁵ = 65411201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65411198 and 65411207.

It is not a weakly prime, because it can be changed into another prime (65411239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32705616 + 32705617.

It is an arithmetic number, because the mean of its divisors is an integer number (32705617).

Almost surely, 2^65411233 is an apocalyptic number.

It is an amenable number.

65411233 is a deficient number, since it is larger than the sum of its proper divisors (1).

65411233 is an equidigital number, since it uses as much as digits as its factorization.

65411233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 25.

The square root of 65411233 is about 8087.7211252614. The cubic root of 65411233 is about 402.9187196384.

Adding to 65411233 its reverse (33211456), we get a palindrome (98622689).

The spelling of 65411233 in words is "sixty-five million, four hundred eleven thousand, two hundred thirty-three".