623375353 has 2 divisors, whose sum is σ = 623375354. Its totient is φ = 623375352.

The previous prime is 623375341. The next prime is 623375377. The reversal of 623375353 is 353573326.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 387814249 + 235561104 = 19693^2 + 15348^2 .

It is a cyclic number.

It is not a de Polignac number, because 623375353 - 2⁹ = 623374841 is a prime.

It is not a weakly prime, because it can be changed into another prime (623375393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311687676 + 311687677.

It is an arithmetic number, because the mean of its divisors is an integer number (311687677).

Almost surely, 2^623375353 is an apocalyptic number.

It is an amenable number.

623375353 is a deficient number, since it is larger than the sum of its proper divisors (1).

623375353 is an equidigital number, since it uses as much as digits as its factorization.

623375353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 170100, while the sum is 37.

The square root of 623375353 is about 24967.4859166877. The cubic root of 623375353 is about 854.2465018866.

The spelling of 623375353 in words is "six hundred twenty-three million, three hundred seventy-five thousand, three hundred fifty-three".