1616554113 has 8 divisors (see below), whose sum is σ = 2196073728. Its totient is φ = 1057368624.

The previous prime is 1616554097. The next prime is 1616554127. The reversal of 1616554113 is 3114556161.

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

It is not a de Polignac number, because 1616554113 - 2⁴ = 1616554097 is a prime.

It is a super-2 number, since 2×1616554113² = 5226494400514433538, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1616554133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5083345 + ... + 5083662.

It is an arithmetic number, because the mean of its divisors is an integer number (274509216).

Almost surely, 2^1616554113 is an apocalyptic number.

It is an amenable number.

1616554113 is a deficient number, since it is larger than the sum of its proper divisors (579519615).

1616554113 is a wasteful number, since it uses less digits than its factorization.

1616554113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10167063.

The product of its digits is 10800, while the sum is 33.

The square root of 1616554113 is about 40206.3939318114. The cubic root of 1616554113 is about 1173.6269733516.

The spelling of 1616554113 in words is "one billion, six hundred sixteen million, five hundred fifty-four thousand, one hundred thirteen".