620234053 has 2 divisors, whose sum is σ = 620234054. Its totient is φ = 620234052.

The previous prime is 620234051. The next prime is 620234057. The reversal of 620234053 is 350432026.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 443397249 + 176836804 = 21057^2 + 13298^2 .

It is a cyclic number.

It is not a de Polignac number, because 620234053 - 2¹ = 620234051 is a prime.

Together with 620234051, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (620234051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310117026 + 310117027.

It is an arithmetic number, because the mean of its divisors is an integer number (310117027).

Almost surely, 2^620234053 is an apocalyptic number.

It is an amenable number.

620234053 is a deficient number, since it is larger than the sum of its proper divisors (1).

620234053 is an equidigital number, since it uses as much as digits as its factorization.

620234053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 620234053 is about 24904.4986498424. The cubic root of 620234053 is about 852.8091845265.

Adding to 620234053 its reverse (350432026), we get a palindrome (970666079).

The spelling of 620234053 in words is "six hundred twenty million, two hundred thirty-four thousand, fifty-three".