623283013 has 2 divisors, whose sum is σ = 623283014. Its totient is φ = 623283012.

The previous prime is 623282999. The next prime is 623283047. The reversal of 623283013 is 310382326.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 606292129 + 16990884 = 24623^2 + 4122^2 .

It is a cyclic number.

It is not a de Polignac number, because 623283013 - 2¹⁷ = 623151941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (623283083) 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, 311641506 + 311641507.

It is an arithmetic number, because the mean of its divisors is an integer number (311641507).

Almost surely, 2^623283013 is an apocalyptic number.

It is an amenable number.

623283013 is a deficient number, since it is larger than the sum of its proper divisors (1).

623283013 is an equidigital number, since it uses as much as digits as its factorization.

623283013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 623283013 is about 24965.6366431942. The cubic root of 623283013 is about 854.2043202289.

It can be divided in two parts, 62328 and 3013, that added together give a triangular number (65341 = T₃₆₁).

The spelling of 623283013 in words is "six hundred twenty-three million, two hundred eighty-three thousand, thirteen".