65220703 has 2 divisors, whose sum is σ = 65220704. Its totient is φ = 65220702.

The previous prime is 65220697. The next prime is 65220707. The reversal of 65220703 is 30702256.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65220703 - 2¹⁷ = 65089631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65220707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32610351 + 32610352.

It is an arithmetic number, because the mean of its divisors is an integer number (32610352).

Almost surely, 2^65220703 is an apocalyptic number.

65220703 is a deficient number, since it is larger than the sum of its proper divisors (1).

65220703 is an equidigital number, since it uses as much as digits as its factorization.

65220703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 65220703 is about 8075.9335683251. The cubic root of 65220703 is about 402.5271316407.

Adding to 65220703 its reverse (30702256), we get a palindrome (95922959).

The spelling of 65220703 in words is "sixty-five million, two hundred twenty thousand, seven hundred three".