1617342118 has 12 divisors (see below), whose sum is σ = 2822097132. Its totient is φ = 693146580.

The previous prime is 1617342091. The next prime is 1617342119. The reversal of 1617342118 is 8112437161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1617342119) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8251648 + ... + 8251843.

It is an arithmetic number, because the mean of its divisors is an integer number (235174761).

Almost surely, 2^1617342118 is an apocalyptic number.

1617342118 is a deficient number, since it is larger than the sum of its proper divisors (1204755014).

1617342118 is a wasteful number, since it uses less digits than its factorization.

1617342118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16503507 (or 16503500 counting only the distinct ones).

The product of its digits is 8064, while the sum is 34.

The square root of 1617342118 is about 40216.1922364612. The cubic root of 1617342118 is about 1173.8176409956.

Adding to 1617342118 its reverse (8112437161), we get a palindrome (9729779279).

The spelling of 1617342118 in words is "one billion, six hundred seventeen million, three hundred forty-two thousand, one hundred eighteen".