1273469123 has 16 divisors (see below), whose sum is σ = 1329769056. Its totient is φ = 1218551040.

The previous prime is 1273469077. The next prime is 1273469137. The reversal of 1273469123 is 3219643721.

It is a cyclic number.

It is not a de Polignac number, because 1273469123 - 2²⁴ = 1256691907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1273469173) 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, 767711 + ... + 769367.

It is an arithmetic number, because the mean of its divisors is an integer number (83110566).

Almost surely, 2^1273469123 is an apocalyptic number.

1273469123 is a deficient number, since it is larger than the sum of its proper divisors (56299933).

1273469123 is a wasteful number, since it uses less digits than its factorization.

1273469123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2054.

The product of its digits is 54432, while the sum is 38.

The square root of 1273469123 is about 35685.6991384504. The cubic root of 1273469123 is about 1083.9172796157.

The spelling of 1273469123 in words is "one billion, two hundred seventy-three million, four hundred sixty-nine thousand, one hundred twenty-three".