1141199100 has 54 divisors (see below), whose sum is σ = 3577028000. Its totient is φ = 304319520.

The previous prime is 1141199093. The next prime is 1141199123. The reversal of 1141199100 is 19911411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 633100 + ... + 634899.

Almost surely, 2^1141199100 is an apocalyptic number.

1141199100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1141199100 is an abundant number, since it is smaller than the sum of its proper divisors (2435828900).

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

1141199100 is a wasteful number, since it uses less digits than its factorization.

1141199100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268019 (or 1268009 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 27.

The square root of 1141199100 is about 33781.6385037789. The cubic root of 1141199100 is about 1045.0100653014.

The spelling of 1141199100 in words is "one billion, one hundred forty-one million, one hundred ninety-nine thousand, one hundred".