1601536434 has 8 divisors (see below), whose sum is σ = 3203072880. Its totient is φ = 533845476.

The previous prime is 1601536393. The next prime is 1601536441. The reversal of 1601536434 is 4346351061.

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

1601536434 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1601536395 and 1601536404.

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, 133461364 + ... + 133461375.

It is an arithmetic number, because the mean of its divisors is an integer number (400384110).

Almost surely, 2^1601536434 is an apocalyptic number.

1601536434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1601536434 is a wasteful number, since it uses less digits than its factorization.

1601536434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266922744.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 1601536434 is about 40019.2008166080. The cubic root of 1601536434 is about 1169.9813555360.

Adding to 1601536434 its reverse (4346351061), we get a palindrome (5947887495).

The spelling of 1601536434 in words is "one billion, six hundred one million, five hundred thirty-six thousand, four hundred thirty-four".