1123872316437 has 32 divisors (see below), whose sum is σ = 1709045775360. Its totient is φ = 650796088320.

The previous prime is 1123872316409. The next prime is 1123872316453. The reversal of 1123872316437 is 7346132783211.

It is not a de Polignac number, because 1123872316437 - 2⁶ = 1123872316373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123872316537) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3082012 + ... + 3427322.

It is an arithmetic number, because the mean of its divisors is an integer number (53407680480).

Almost surely, 2^{1123872316437} is an apocalyptic number.

1123872316437 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1123872316437 is a deficient number, since it is larger than the sum of its proper divisors (585173458923).

1123872316437 is a wasteful number, since it uses less digits than its factorization.

1123872316437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350253.

The product of its digits is 1016064, while the sum is 48.

The spelling of 1123872316437 in words is "one trillion, one hundred twenty-three billion, eight hundred seventy-two million, three hundred sixteen thousand, four hundred thirty-seven".