11121004373437 has 8 divisors (see below), whose sum is σ = 12709740569472. Its totient is φ = 9532273498800.

The previous prime is 11121004373419. The next prime is 11121004373447. The reversal of 11121004373437 is 73437340012111.

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 11121004373437 - 2⁷ = 11121004373309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11121004373396 and 11121004373405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121004373447) 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, 5455512 + ... + 7211422.

It is an arithmetic number, because the mean of its divisors is an integer number (1588717571184).

Almost surely, 2^{11121004373437} is an apocalyptic number.

It is an amenable number.

11121004373437 is a deficient number, since it is larger than the sum of its proper divisors (1588736196035).

11121004373437 is an equidigital number, since it uses as much as digits as its factorization.

11121004373437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660699.

The product of its (nonzero) digits is 42336, while the sum is 37.

Adding to 11121004373437 its reverse (73437340012111), we get a palindrome (84558344385548).

The spelling of 11121004373437 in words is "eleven trillion, one hundred twenty-one billion, four million, three hundred seventy-three thousand, four hundred thirty-seven".