1617101113 has 4 divisors (see below), whose sum is σ = 1617727348. Its totient is φ = 1616474880.

The previous prime is 1617101107. The next prime is 1617101137. The reversal of 1617101113 is 3111017161.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1114758544 + 502342569 = 33388^2 + 22413^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1617101113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1617111113) 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 3 ways as a sum of consecutive naturals, for example, 309228 + ... + 314413.

It is an arithmetic number, because the mean of its divisors is an integer number (404431837).

Almost surely, 2^1617101113 is an apocalyptic number.

It is an amenable number.

1617101113 is a deficient number, since it is larger than the sum of its proper divisors (626235).

1617101113 is an equidigital number, since it uses as much as digits as its factorization.

1617101113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626234.

The product of its (nonzero) digits is 126, while the sum is 22.

The square root of 1617101113 is about 40213.1957571144. The cubic root of 1617101113 is about 1173.7593334035.

Adding to 1617101113 its reverse (3111017161), we get a palindrome (4728118274).

The spelling of 1617101113 in words is "one billion, six hundred seventeen million, one hundred one thousand, one hundred thirteen".