1101944 has 8 divisors (see below), whose sum is σ = 2066160. Its totient is φ = 550968.

The previous prime is 1101941. The next prime is 1101959. The reversal of 1101944 is 4491011.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68864 + ... + 68879.

It is an arithmetic number, because the mean of its divisors is an integer number (258270).

2^1101944 is an apocalyptic number.

It is an amenable number.

1101944 is a deficient number, since it is larger than the sum of its proper divisors (964216).

1101944 is a wasteful number, since it uses less digits than its factorization.

1101944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137749 (or 137745 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1101944 is about 1049.7352047064. The cubic root of 1101944 is about 103.2887864409.

Adding to 1101944 its reverse (4491011), we get a palindrome (5592955).

The spelling of 1101944 in words is "one million, one hundred one thousand, nine hundred forty-four".