1340125012 has 6 divisors (see below), whose sum is σ = 2345218778. Its totient is φ = 670062504.

The previous prime is 1340125001. The next prime is 1340125013. The reversal of 1340125012 is 2105210431.

It can be written as a sum of positive squares in only one way, i.e., 1123858576 + 216266436 = 33524^2 + 14706^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340125013) 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, 167515623 + ... + 167515630.

Almost surely, 2^1340125012 is an apocalyptic number.

It is an amenable number.

1340125012 is a deficient number, since it is larger than the sum of its proper divisors (1005093766).

1340125012 is a wasteful number, since it uses less digits than its factorization.

1340125012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335031257 (or 335031255 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1340125012 is about 36607.7179294203. The cubic root of 1340125012 is about 1102.5080545755.

Adding to 1340125012 its reverse (2105210431), we get a palindrome (3445335443).

The spelling of 1340125012 in words is "one billion, three hundred forty million, one hundred twenty-five thousand, twelve".