1274140056 has 64 divisors (see below), whose sum is σ = 3765945600. Its totient is φ = 351485568.

The previous prime is 1274140051. The next prime is 1274140099. The reversal of 1274140056 is 6500414721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1274140051) 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 in 15 ways as a sum of consecutive naturals, for example, 125890 + ... + 135633.

It is an arithmetic number, because the mean of its divisors is an integer number (58842900).

Almost surely, 2^1274140056 is an apocalyptic number.

It is an amenable number.

1274140056 is an abundant number, since it is smaller than the sum of its proper divisors (2491805544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1274140056 is a wasteful number, since it uses less digits than its factorization.

1274140056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261568 (or 261564 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 1274140056 is about 35695.0984870472. The cubic root of 1274140056 is about 1084.1076017786.

Adding to 1274140056 its reverse (6500414721), we get a palindrome (7774554777).

The spelling of 1274140056 in words is "one billion, two hundred seventy-four million, one hundred forty thousand, fifty-six".