1101998416 has 20 divisors (see below), whose sum is σ = 2203997824. Its totient is φ = 533224800.

The previous prime is 1101998411. The next prime is 1101998441. The reversal of 1101998416 is 6148991011.

1101998416 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101998411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1110390 + ... + 1111381.

Almost surely, 2^1101998416 is an apocalyptic number.

1101998416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1101998416 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1101998416 is a wasteful number, since it uses less digits than its factorization.

1101998416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221810 (or 2221804 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 40.

The square root of 1101998416 is about 33196.3614873679. The cubic root of 1101998416 is about 1032.9048660900.

The spelling of 1101998416 in words is "one billion, one hundred one million, nine hundred ninety-eight thousand, four hundred sixteen".