1317147234 has 16 divisors (see below), whose sum is σ = 2836932672. Its totient is φ = 405276048.

The previous prime is 1317147217. The next prime is 1317147239. The reversal of 1317147234 is 4327417131.

It is a junction number, because it is equal to n+sod(n) for n = 1317147195 and 1317147204.

It is not an unprimeable number, because it can be changed into a prime (1317147239) 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, 8443174 + ... + 8443329.

It is an arithmetic number, because the mean of its divisors is an integer number (177308292).

Almost surely, 2^1317147234 is an apocalyptic number.

1317147234 is an abundant number, since it is smaller than the sum of its proper divisors (1519785438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1317147234 is a wasteful number, since it uses less digits than its factorization.

1317147234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16886521.

The product of its digits is 14112, while the sum is 33.

The square root of 1317147234 is about 36292.5231142724. The cubic root of 1317147234 is about 1096.1704945705.

The spelling of 1317147234 in words is "one billion, three hundred seventeen million, one hundred forty-seven thousand, two hundred thirty-four".