1102898944 has 72 divisors (see below), whose sum is σ = 2625477120. Its totient is φ = 452103168.

The previous prime is 1102898941. The next prime is 1102898957. The reversal of 1102898944 is 4498982011.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a junction number, because it is equal to n+sod(n) for n = 1102898894 and 1102898903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102898941) 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 7 ways as a sum of consecutive naturals, for example, 27837 + ... + 54595.

It is an arithmetic number, because the mean of its divisors is an integer number (36464960).

Almost surely, 2^1102898944 is an apocalyptic number.

1102898944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102898944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1312738560).

1102898944 is an abundant number, since it is smaller than the sum of its proper divisors (1522578176).

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

1102898944 is an equidigital number, since it uses as much as digits as its factorization.

1102898944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26805 (or 26791 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 46.

The square root of 1102898944 is about 33209.9223726886. The cubic root of 1102898944 is about 1033.1861449274.

The spelling of 1102898944 in words is "one billion, one hundred two million, eight hundred ninety-eight thousand, nine hundred forty-four".