1274022867361 has 4 divisors (see below), whose sum is σ = 1278119404224. Its totient is φ = 1269926330500.

The previous prime is 1274022867301. The next prime is 1274022867371. The reversal of 1274022867361 is 1637682204721.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1274022867361 - 2⁹ = 1274022866849 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1274022867301) 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 3 ways as a sum of consecutive naturals, for example, 2048267965 + ... + 2048268586.

It is an arithmetic number, because the mean of its divisors is an integer number (319529851056).

Almost surely, 2^{1274022867361} is an apocalyptic number.

It is an amenable number.

1274022867361 is a deficient number, since it is larger than the sum of its proper divisors (4096536863).

1274022867361 is an equidigital number, since it uses as much as digits as its factorization.

1274022867361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4096536862.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 1274022867361 in words is "one trillion, two hundred seventy-four billion, twenty-two million, eight hundred sixty-seven thousand, three hundred sixty-one".