623343703 has 2 divisors, whose sum is σ = 623343704. Its totient is φ = 623343702.

The previous prime is 623343647. The next prime is 623343731. The reversal of 623343703 is 307343326.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 623343703 - 2⁹ = 623343191 is a prime.

It is equal to p_32478412 and since 623343703 and 32478412 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (623343103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311671851 + 311671852.

It is an arithmetic number, because the mean of its divisors is an integer number (311671852).

Almost surely, 2^623343703 is an apocalyptic number.

623343703 is a deficient number, since it is larger than the sum of its proper divisors (1).

623343703 is an equidigital number, since it uses as much as digits as its factorization.

623343703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 31.

The square root of 623343703 is about 24966.8520843137. The cubic root of 623343703 is about 854.2320443802.

The spelling of 623343703 in words is "six hundred twenty-three million, three hundred forty-three thousand, seven hundred three".