120841603 has 2 divisors, whose sum is σ = 120841604. Its totient is φ = 120841602.

The previous prime is 120841601. The next prime is 120841613. The reversal of 120841603 is 306148021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120841603 - 2¹ = 120841601 is a prime.

Together with 120841601, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (120841601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60420801 + 60420802.

It is an arithmetic number, because the mean of its divisors is an integer number (60420802).

Almost surely, 2^120841603 is an apocalyptic number.

120841603 is a deficient number, since it is larger than the sum of its proper divisors (1).

120841603 is an equidigital number, since it uses as much as digits as its factorization.

120841603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 120841603 is about 10992.7977785457. The cubic root of 120841603 is about 494.3928248973.

Adding to 120841603 its reverse (306148021), we get a palindrome (426989624).

The spelling of 120841603 in words is "one hundred twenty million, eight hundred forty-one thousand, six hundred three".