1103880340 has 12 divisors (see below), whose sum is σ = 2318148756. Its totient is φ = 441552128.

The previous prime is 1103880313. The next prime is 1103880341. The reversal of 1103880340 is 430883011.

It can be written as a sum of positive squares in 2 ways, for example, as 505980036 + 597900304 = 22494^2 + 24452^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1103880299 and 1103880308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103880341) 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 3 ways as a sum of consecutive naturals, for example, 27596989 + ... + 27597028.

It is an arithmetic number, because the mean of its divisors is an integer number (193179063).

Almost surely, 2^1103880340 is an apocalyptic number.

1103880340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103880340 is an abundant number, since it is smaller than the sum of its proper divisors (1214268416).

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

1103880340 is a wasteful number, since it uses less digits than its factorization.

1103880340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55194026 (or 55194024 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 1103880340 is about 33224.6947314795. The cubic root of 1103880340 is about 1033.4925084889.

It can be divided in two parts, 11038 and 80340, that added together give a triangular number (91378 = T₄₂₇).

The spelling of 1103880340 in words is "one billion, one hundred three million, eight hundred eighty thousand, three hundred forty".