120430603 has 2 divisors, whose sum is σ = 120430604. Its totient is φ = 120430602.

The previous prime is 120430589. The next prime is 120430613. The reversal of 120430603 is 306034021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120430603 is a prime.

It is not a weakly prime, because it can be changed into another prime (120430613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60215301 + 60215302.

It is an arithmetic number, because the mean of its divisors is an integer number (60215302).

Almost surely, 2^120430603 is an apocalyptic number.

120430603 is a deficient number, since it is larger than the sum of its proper divisors (1).

120430603 is an equidigital number, since it uses as much as digits as its factorization.

120430603 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 19.

The square root of 120430603 is about 10974.0877980814. The cubic root of 120430603 is about 493.8316874300.

Adding to 120430603 its reverse (306034021), we get a palindrome (426464624).

The spelling of 120430603 in words is "one hundred twenty million, four hundred thirty thousand, six hundred three".