602001623 has 2 divisors, whose sum is σ = 602001624. Its totient is φ = 602001622.

The previous prime is 602001601. The next prime is 602001629. The reversal of 602001623 is 326100206.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 602001623 - 2⁶ = 602001559 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 602001595 and 602001604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (602001629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 301000811 + 301000812.

It is an arithmetic number, because the mean of its divisors is an integer number (301000812).

Almost surely, 2^602001623 is an apocalyptic number.

602001623 is a deficient number, since it is larger than the sum of its proper divisors (1).

602001623 is an equidigital number, since it uses as much as digits as its factorization.

602001623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 602001623 is about 24535.7213670191. The cubic root of 602001623 is about 844.3695321659.

Adding to 602001623 its reverse (326100206), we get a palindrome (928101829).

The spelling of 602001623 in words is "six hundred two million, one thousand, six hundred twenty-three".