1101553404 has 48 divisors (see below), whose sum is σ = 2939387136. Its totient is φ = 314524800.

The previous prime is 1101553399. The next prime is 1101553417. The reversal of 1101553404 is 4043551011.

It is a happy number.

1101553404 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165664 + ... + 172184.

It is an arithmetic number, because the mean of its divisors is an integer number (61237232).

Almost surely, 2^1101553404 is an apocalyptic number.

1101553404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1101553404 is an abundant number, since it is smaller than the sum of its proper divisors (1837833732).

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

1101553404 is a wasteful number, since it uses less digits than its factorization.

1101553404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8546 (or 8544 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1101553404 is about 33189.6580880250. The cubic root of 1101553404 is about 1032.7658105522.

The spelling of 1101553404 in words is "one billion, one hundred one million, five hundred fifty-three thousand, four hundred four".