626334053 has 2 divisors, whose sum is σ = 626334054. Its totient is φ = 626334052.

The previous prime is 626334047. The next prime is 626334101. The reversal of 626334053 is 350433626.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 507240484 + 119093569 = 22522^2 + 10913^2 .

It is a cyclic number.

It is not a de Polignac number, because 626334053 - 2¹⁸ = 626071909 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (626334353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313167026 + 313167027.

It is an arithmetic number, because the mean of its divisors is an integer number (313167027).

Almost surely, 2^626334053 is an apocalyptic number.

It is an amenable number.

626334053 is a deficient number, since it is larger than the sum of its proper divisors (1).

626334053 is an equidigital number, since it uses as much as digits as its factorization.

626334053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 32.

The square root of 626334053 is about 25026.6668375955. Note that the first 3 decimals coincide. The cubic root of 626334053 is about 855.5958606456.

Adding to 626334053 its reverse (350433626), we get a palindrome (976767679).

The spelling of 626334053 in words is "six hundred twenty-six million, three hundred thirty-four thousand, fifty-three".