1317977204 has 6 divisors (see below), whose sum is σ = 2306460114. Its totient is φ = 658988600.

The previous prime is 1317977201. The next prime is 1317977231. The reversal of 1317977204 is 4027797131.

It can be written as a sum of positive squares in only one way, i.e., 1263660304 + 54316900 = 35548^2 + 7370^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1317977201) 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 as a sum of consecutive naturals, namely, 164747147 + ... + 164747154.

It is an arithmetic number, because the mean of its divisors is an integer number (384410019).

Almost surely, 2^1317977204 is an apocalyptic number.

It is an amenable number.

1317977204 is a deficient number, since it is larger than the sum of its proper divisors (988482910).

1317977204 is a wasteful number, since it uses less digits than its factorization.

1317977204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329494305 (or 329494303 counting only the distinct ones).

The product of its (nonzero) digits is 74088, while the sum is 41.

The square root of 1317977204 is about 36303.9557624235. The cubic root of 1317977204 is about 1096.4006884255.

The spelling of 1317977204 in words is "one billion, three hundred seventeen million, nine hundred seventy-seven thousand, two hundred four".