623030413 has 2 divisors, whose sum is σ = 623030414. Its totient is φ = 623030412.

The previous prime is 623030411. The next prime is 623030437. The reversal of 623030413 is 314030326.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 587723049 + 35307364 = 24243^2 + 5942^2 .

It is a cyclic number.

It is not a de Polignac number, because 623030413 - 2¹ = 623030411 is a prime.

Together with 623030411, 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 (623030411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311515206 + 311515207.

It is an arithmetic number, because the mean of its divisors is an integer number (311515207).

Almost surely, 2^623030413 is an apocalyptic number.

It is an amenable number.

623030413 is a deficient number, since it is larger than the sum of its proper divisors (1).

623030413 is an equidigital number, since it uses as much as digits as its factorization.

623030413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 623030413 is about 24960.5771768203. The cubic root of 623030413 is about 854.0889092186.

Adding to 623030413 its reverse (314030326), we get a palindrome (937060739).

The spelling of 623030413 in words is "six hundred twenty-three million, thirty thousand, four hundred thirteen".