1603425145 has 8 divisors (see below), whose sum is σ = 2198983104. Its totient is φ = 1099491504.

The previous prime is 1603425127. The next prime is 1603425179. The reversal of 1603425145 is 5415243061.

It is a happy number.

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 1603425145 - 2¹¹ = 1603423097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22906039 + ... + 22906108.

It is an arithmetic number, because the mean of its divisors is an integer number (274872888).

Almost surely, 2^1603425145 is an apocalyptic number.

It is an amenable number.

1603425145 is a deficient number, since it is larger than the sum of its proper divisors (595557959).

1603425145 is an equidigital number, since it uses as much as digits as its factorization.

1603425145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45812159.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1603425145 is about 40042.7914236757. The cubic root of 1603425145 is about 1170.4410991742.

The spelling of 1603425145 in words is "one billion, six hundred three million, four hundred twenty-five thousand, one hundred forty-five".