1209127547323 has 8 divisors (see below), whose sum is σ = 1218682713600. Its totient is φ = 1199572920000.

The previous prime is 1209127547317. The next prime is 1209127547333. The reversal of 1209127547323 is 3237457219021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1209127547323 - 2²⁵ = 1209093992891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1209127547333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5201073 + ... + 5428573.

It is an arithmetic number, because the mean of its divisors is an integer number (152335339200).

Almost surely, 2^{1209127547323} is an apocalyptic number.

1209127547323 is a deficient number, since it is larger than the sum of its proper divisors (9555166277).

1209127547323 is a wasteful number, since it uses less digits than its factorization.

1209127547323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269477.

The product of its (nonzero) digits is 635040, while the sum is 46.

The spelling of 1209127547323 in words is "one trillion, two hundred nine billion, one hundred twenty-seven million, five hundred forty-seven thousand, three hundred twenty-three".