626023061 has 2 divisors, whose sum is σ = 626023062. Its totient is φ = 626023060.

The previous prime is 626023049. The next prime is 626023109. The reversal of 626023061 is 160320626.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 561927025 + 64096036 = 23705^2 + 8006^2 .

It is a cyclic number.

It is not a de Polignac number, because 626023061 - 2⁶ = 626022997 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 626023061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (626023031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313011530 + 313011531.

It is an arithmetic number, because the mean of its divisors is an integer number (313011531).

Almost surely, 2^626023061 is an apocalyptic number.

It is an amenable number.

626023061 is a deficient number, since it is larger than the sum of its proper divisors (1).

626023061 is an equidigital number, since it uses as much as digits as its factorization.

626023061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 626023061 is about 25020.4528536156. The cubic root of 626023061 is about 855.4542282808.

Adding to 626023061 its reverse (160320626), we get a palindrome (786343687).

The spelling of 626023061 in words is "six hundred twenty-six million, twenty-three thousand, sixty-one".