1101408 has 96 divisors (see below), whose sum is σ = 3628800. Its totient is φ = 284160.

The previous prime is 1101407. The next prime is 1101409. The reversal of 1101408 is 8041011.

It is an interprime number because it is at equal distance from previous prime (1101407) and next prime (1101409).

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101403) 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, 7318 + ... + 7466.

It is an arithmetic number, because the mean of its divisors is an integer number (37800).

2^1101408 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 1101408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1814400).

1101408 is an abundant number, since it is smaller than the sum of its proper divisors (2527392).

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

1101408 is a wasteful number, since it uses less digits than its factorization.

1101408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1101408 is about 1049.4798711743. The cubic root of 1101408 is about 103.2720367185.

Adding to 1101408 its reverse (8041011), we get a palindrome (9142419).

The spelling of 1101408 in words is "one million, one hundred one thousand, four hundred eight".