1601341628 has 12 divisors (see below), whose sum is σ = 2804501112. Its totient is φ = 800055600.

The previous prime is 1601341601. The next prime is 1601341631. The reversal of 1601341628 is 8261431061.

It is a junction number, because it is equal to n+sod(n) for n = 1601341594 and 1601341603.

It is a congruent number.

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, 147923 + ... + 158378.

It is an arithmetic number, because the mean of its divisors is an integer number (233708426).

Almost surely, 2^1601341628 is an apocalyptic number.

It is an amenable number.

1601341628 is a deficient number, since it is larger than the sum of its proper divisors (1203159484).

1601341628 is a wasteful number, since it uses less digits than its factorization.

1601341628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307612 (or 307610 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 1601341628 is about 40016.7668359152. The cubic root of 1601341628 is about 1169.9339159597.

Adding to 1601341628 its reverse (8261431061), we get a palindrome (9862772689).

The spelling of 1601341628 in words is "one billion, six hundred one million, three hundred forty-one thousand, six hundred twenty-eight".