1601345352 has 16 divisors (see below), whose sum is σ = 4003363440. Its totient is φ = 533781776.

The previous prime is 1601345321. The next prime is 1601345363. The reversal of 1601345352 is 2535431061.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 33361338 + ... + 33361385.

It is an arithmetic number, because the mean of its divisors is an integer number (250210215).

Almost surely, 2^1601345352 is an apocalyptic number.

1601345352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1601345352 is an abundant number, since it is smaller than the sum of its proper divisors (2402018088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1601345352 is a wasteful number, since it uses less digits than its factorization.

1601345352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66722732 (or 66722728 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 1601345352 is about 40016.8133663839. The cubic root of 1601345352 is about 1169.9348228723.

The spelling of 1601345352 in words is "one billion, six hundred one million, three hundred forty-five thousand, three hundred fifty-two".