980123603 has 2 divisors, whose sum is σ = 980123604. Its totient is φ = 980123602.

The previous prime is 980123563. The next prime is 980123663. The reversal of 980123603 is 306321089.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 980123603 - 2¹² = 980119507 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 980123603.

It is not a weakly prime, because it can be changed into another prime (980123663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490061801 + 490061802.

It is an arithmetic number, because the mean of its divisors is an integer number (490061802).

Almost surely, 2^980123603 is an apocalyptic number.

980123603 is a deficient number, since it is larger than the sum of its proper divisors (1).

980123603 is an equidigital number, since it uses as much as digits as its factorization.

980123603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 980123603 is about 31306.9257992541. The cubic root of 980123603 is about 993.3301462920.

The spelling of 980123603 in words is "nine hundred eighty million, one hundred twenty-three thousand, six hundred three".