1310445412 has 6 divisors (see below), whose sum is σ = 2293279478. Its totient is φ = 655222704.

The previous prime is 1310445397. The next prime is 1310445419. The reversal of 1310445412 is 2145440131.

It can be written as a sum of positive squares in only one way, i.e., 1271207716 + 39237696 = 35654^2 + 6264^2 .

It is not an unprimeable number, because it can be changed into a prime (1310445419) 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, 163805673 + ... + 163805680.

Almost surely, 2^1310445412 is an apocalyptic number.

It is an amenable number.

1310445412 is a deficient number, since it is larger than the sum of its proper divisors (982834066).

1310445412 is a wasteful number, since it uses less digits than its factorization.

1310445412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327611357 (or 327611355 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1310445412 is about 36200.0747513040. The cubic root of 1310445412 is about 1094.3081781928.

Adding to 1310445412 its reverse (2145440131), we get a palindrome (3455885543).

The spelling of 1310445412 in words is "one billion, three hundred ten million, four hundred forty-five thousand, four hundred twelve".