1314156644 has 12 divisors (see below), whose sum is σ = 2435055084. Its totient is φ = 618426624.

The previous prime is 1314156637. The next prime is 1314156653. The reversal of 1314156644 is 4466514131.

It can be written as a sum of positive squares in 2 ways, for example, as 1195084900 + 119071744 = 34570^2 + 10912^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9662849 + ... + 9662984.

It is an arithmetic number, because the mean of its divisors is an integer number (202921257).

Almost surely, 2^1314156644 is an apocalyptic number.

It is an amenable number.

1314156644 is a deficient number, since it is larger than the sum of its proper divisors (1120898440).

1314156644 is a wasteful number, since it uses less digits than its factorization.

1314156644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19325854 (or 19325852 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 1314156644 is about 36251.2985146739. The cubic root of 1314156644 is about 1095.3402455234.

The spelling of 1314156644 in words is "one billion, three hundred fourteen million, one hundred fifty-six thousand, six hundred forty-four".