1111790123389 has 8 divisors (see below), whose sum is σ = 1220302825632. Its totient is φ = 1004517566640.

The previous prime is 1111790123383. The next prime is 1111790123419. The reversal of 1111790123389 is 9833210971111.

It is a happy number.

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 1111790123389 - 2¹⁷ = 1111789992317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111790123383) 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, 310034494 + ... + 310038079.

It is an arithmetic number, because the mean of its divisors is an integer number (152537853204).

Almost surely, 2^{1111790123389} is an apocalyptic number.

It is an amenable number.

1111790123389 is a deficient number, since it is larger than the sum of its proper divisors (108512702243).

1111790123389 is a wasteful number, since it uses less digits than its factorization.

1111790123389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620072747.

The product of its (nonzero) digits is 81648, while the sum is 46.

The spelling of 1111790123389 in words is "one trillion, one hundred eleven billion, seven hundred ninety million, one hundred twenty-three thousand, three hundred eighty-nine".