1313042212 has 6 divisors (see below), whose sum is σ = 2297823878. Its totient is φ = 656521104.

The previous prime is 1313042207. The next prime is 1313042219. The reversal of 1313042212 is 2122403131.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1274775616 + 38266596 = 35704^2 + 6186^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1313042212.

It is not an unprimeable number, because it can be changed into a prime (1313042219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164130273 + ... + 164130280.

Almost surely, 2^1313042212 is an apocalyptic number.

It is an amenable number.

1313042212 is a deficient number, since it is larger than the sum of its proper divisors (984781666).

1313042212 is a wasteful number, since it uses less digits than its factorization.

1313042212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328260557 (or 328260555 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1313042212 is about 36235.9243293172. The cubic root of 1313042212 is about 1095.0305342361.

Adding to 1313042212 its reverse (2122403131), we get a palindrome (3435445343).

The spelling of 1313042212 in words is "one billion, three hundred thirteen million, forty-two thousand, two hundred twelve".