1103420880 has 200 divisors, whose sum is σ = 3914963712. Its totient is φ = 287905536.

The previous prime is 1103420867. The next prime is 1103420957. The reversal of 1103420880 is 880243011.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 302749 + ... + 306371.

Almost surely, 2^1103420880 is an apocalyptic number.

1103420880 is a gapful number since it is divisible by the number (10) 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 1103420880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1957481856).

1103420880 is an abundant number, since it is smaller than the sum of its proper divisors (2811542832).

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

1103420880 is a wasteful number, since it uses less digits than its factorization.

1103420880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3695 (or 3680 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 1103420880 is about 33217.7795766063. The cubic root of 1103420880 is about 1033.3491009272.

Adding to 1103420880 its reverse (880243011), we get a palindrome (1983663891).

The spelling of 1103420880 in words is "one billion, one hundred three million, four hundred twenty thousand, eight hundred eighty".