420362603 has 2 divisors, whose sum is σ = 420362604. Its totient is φ = 420362602.

The previous prime is 420362567. The next prime is 420362611. The reversal of 420362603 is 306263024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420362603 - 2¹⁸ = 420100459 is a prime.

It is not a weakly prime, because it can be changed into another prime (420362653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210181301 + 210181302.

It is an arithmetic number, because the mean of its divisors is an integer number (210181302).

Almost surely, 2^420362603 is an apocalyptic number.

420362603 is a deficient number, since it is larger than the sum of its proper divisors (1).

420362603 is an equidigital number, since it uses as much as digits as its factorization.

420362603 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 26.

The square root of 420362603 is about 20502.7462306882. The cubic root of 420362603 is about 749.1026916191.

The spelling of 420362603 in words is "four hundred twenty million, three hundred sixty-two thousand, six hundred three".