1601065434 has 16 divisors (see below), whose sum is σ = 3270261888. Its totient is φ = 522333312.

The previous prime is 1601065399. The next prime is 1601065493. The reversal of 1601065434 is 4345601061.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2838487 + ... + 2839050.

It is an arithmetic number, because the mean of its divisors is an integer number (204391368).

Almost surely, 2^1601065434 is an apocalyptic number.

1601065434 is an abundant number, since it is smaller than the sum of its proper divisors (1669196454).

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

1601065434 is a wasteful number, since it uses less digits than its factorization.

1601065434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5677589.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1601065434 is about 40013.3157086488. The cubic root of 1601065434 is about 1169.8666500077.

Adding to 1601065434 its reverse (4345601061), we get a palindrome (5946666495).

The spelling of 1601065434 in words is "one billion, six hundred one million, sixty-five thousand, four hundred thirty-four".