1603128341 has 8 divisors (see below), whose sum is σ = 1649999520. Its totient is φ = 1556443728.

The previous prime is 1603128337. The next prime is 1603128343. The reversal of 1603128341 is 1438213061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1603128341 - 2² = 1603128337 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1603128343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29111 + ... + 63668.

It is an arithmetic number, because the mean of its divisors is an integer number (206249940).

Almost surely, 2^1603128341 is an apocalyptic number.

It is an amenable number.

1603128341 is a deficient number, since it is larger than the sum of its proper divisors (46871179).

1603128341 is an equidigital number, since it uses as much as digits as its factorization.

1603128341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93283.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1603128341 is about 40039.0851668716. The cubic root of 1603128341 is about 1170.3688760673.

The spelling of 1603128341 in words is "one billion, six hundred three million, one hundred twenty-eight thousand, three hundred forty-one".