1141110992 has 80 divisors (see below), whose sum is σ = 2761823232. Its totient is φ = 445409280.

The previous prime is 1141110989. The next prime is 1141111021. The reversal of 1141110992 is 2990111411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49358 + ... + 68690.

Almost surely, 2^1141110992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1141110992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1380911616).

1141110992 is an abundant number, since it is smaller than the sum of its proper divisors (1620712240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141110992 is a wasteful number, since it uses less digits than its factorization.

1141110992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19396 (or 19390 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 29.

The square root of 1141110992 is about 33780.3343973975. The cubic root of 1141110992 is about 1044.9831707492.

The spelling of 1141110992 in words is "one billion, one hundred forty-one million, one hundred ten thousand, nine hundred ninety-two".