1600330061 has 4 divisors (see below), whose sum is σ = 1745814624. Its totient is φ = 1454845500.

The previous prime is 1600330057. The next prime is 1600330063.

1600330061 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1600330061 - 2² = 1600330057 is a prime.

It is a super-2 number, since 2×1600330061² = 5122112608280527442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1600330063) by changing a digit.

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, 72742265 + ... + 72742286.

It is an arithmetic number, because the mean of its divisors is an integer number (436453656).

Almost surely, 2^1600330061 is an apocalyptic number.

1600330061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1600330061 is a deficient number, since it is larger than the sum of its proper divisors (145484563).

1600330061 is a wasteful number, since it uses less digits than its factorization.

1600330061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145484562.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 1600330061 is about 40004.1255497480. The cubic root of 1600330061 is about 1169.6875151071.

It can be divided in two parts, 16003 and 30061, that added together give a palindrome (46064).

The spelling of 1600330061 in words is "one billion, six hundred million, three hundred thirty thousand, sixty-one".