1103442040 has 64 divisors (see below), whose sum is σ = 2514447360. Its totient is φ = 435778560.

The previous prime is 1103442037. The next prime is 1103442071. The reversal of 1103442040 is 402443011.

It is a junction number, because it is equal to n+sod(n) for n = 1103441999 and 1103442017.

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, 1427094 + ... + 1427866.

It is an arithmetic number, because the mean of its divisors is an integer number (39288240).

Almost surely, 2^1103442040 is an apocalyptic number.

1103442040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103442040 is an abundant number, since it is smaller than the sum of its proper divisors (1411005320).

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

1103442040 is a wasteful number, since it uses less digits than its factorization.

1103442040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192 (or 1188 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1103442040 is about 33218.0980792098. The cubic root of 1103442040 is about 1033.3557063025.

Adding to 1103442040 its reverse (402443011), we get a palindrome (1505885051).

The spelling of 1103442040 in words is "one billion, one hundred three million, four hundred forty-two thousand, forty".