1121312174 has 8 divisors (see below), whose sum is σ = 1682115600. Its totient is φ = 560606976.

The previous prime is 1121312167. The next prime is 1121312177. The reversal of 1121312174 is 4712131211.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121312177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20567 + ... + 51629.

It is an arithmetic number, because the mean of its divisors is an integer number (210264450).

Almost surely, 2^1121312174 is an apocalyptic number.

1121312174 is a deficient number, since it is larger than the sum of its proper divisors (560803426).

1121312174 is a wasteful number, since it uses less digits than its factorization.

1121312174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49114.

The product of its digits is 336, while the sum is 23.

The square root of 1121312174 is about 33485.9996715045. Note that the first 3 decimals coincide. The cubic root of 1121312174 is about 1038.9042249322.

Adding to 1121312174 its reverse (4712131211), we get a palindrome (5833443385).

The spelling of 1121312174 in words is "one billion, one hundred twenty-one million, three hundred twelve thousand, one hundred seventy-four".