1101949368 has 64 divisors (see below), whose sum is σ = 2977581600. Its totient is φ = 337827840.

The previous prime is 1101949363. The next prime is 1101949369. The reversal of 1101949368 is 8639491011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101949361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81388 + ... + 93956.

Almost surely, 2^1101949368 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 1101949368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1488790800).

1101949368 is an abundant number, since it is smaller than the sum of its proper divisors (1875632232).

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

1101949368 is a wasteful number, since it uses less digits than its factorization.

1101949368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12872 (or 12868 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 1101949368 is about 33195.6227234857. The cubic root of 1101949368 is about 1032.8895416066.

The spelling of 1101949368 in words is "one billion, one hundred one million, nine hundred forty-nine thousand, three hundred sixty-eight".