1273905096383 has 4 divisors (see below), whose sum is σ = 1279191009888. Its totient is φ = 1268619182880.

The previous prime is 1273905096337. The next prime is 1273905096469. The reversal of 1273905096383 is 3836905093721.

It is a happy number.

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 1273905096383 - 2¹⁶ = 1273905030847 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 (1273905096083) 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, 2642956391 + ... + 2642956872.

It is an arithmetic number, because the mean of its divisors is an integer number (319797752472).

Almost surely, 2^{1273905096383} is an apocalyptic number.

1273905096383 is a deficient number, since it is larger than the sum of its proper divisors (5285913505).

1273905096383 is an equidigital number, since it uses as much as digits as its factorization.

1273905096383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5285913504.

The product of its (nonzero) digits is 7348320, while the sum is 56.

The spelling of 1273905096383 in words is "one trillion, two hundred seventy-three billion, nine hundred five million, ninety-six thousand, three hundred eighty-three".