1273724260463 has 4 divisors (see below), whose sum is σ = 1273840286040. Its totient is φ = 1273608234888.

The previous prime is 1273724260339. The next prime is 1273724260477. The reversal of 1273724260463 is 3640624273721.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1273724260463 - 2¹⁰ = 1273724259439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1273724260163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57996320 + ... + 58018277.

It is an arithmetic number, because the mean of its divisors is an integer number (318460071510).

Almost surely, 2^{1273724260463} is an apocalyptic number.

1273724260463 is a deficient number, since it is larger than the sum of its proper divisors (116025577).

1273724260463 is a wasteful number, since it uses less digits than its factorization.

1273724260463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116025576.

The product of its (nonzero) digits is 2032128, while the sum is 47.

The spelling of 1273724260463 in words is "one trillion, two hundred seventy-three billion, seven hundred twenty-four million, two hundred sixty thousand, four hundred sixty-three".