1173870113 has 12 divisors (see below), whose sum is σ = 1326384000. Its totient is φ = 1036457136.

The previous prime is 1173870107. The next prime is 1173870119. The reversal of 1173870113 is 3110783711.

It is an interprime number because it is at equal distance from previous prime (1173870107) and next prime (1173870119).

It is not a de Polignac number, because 1173870113 - 2¹⁴ = 1173853729 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1173870113.

It is not an unprimeable number, because it can be changed into a prime (1173870119) 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 11 ways as a sum of consecutive naturals, for example, 147113 + ... + 154886.

It is an arithmetic number, because the mean of its divisors is an integer number (110532000).

Almost surely, 2^1173870113 is an apocalyptic number.

1173870113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1173870113 is a deficient number, since it is larger than the sum of its proper divisors (152513887).

1173870113 is a wasteful number, since it uses less digits than its factorization.

1173870113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302048 (or 302035 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 32.

The square root of 1173870113 is about 34261.7879422543. The cubic root of 1173870113 is about 1054.8888011996. Note that the first 4 decimals are identical.

The spelling of 1173870113 in words is "one billion, one hundred seventy-three million, eight hundred seventy thousand, one hundred thirteen".