1103041620 has 72 divisors (see below), whose sum is σ = 3349172736. Its totient is φ = 293856192.

The previous prime is 1103041619. The next prime is 1103041631. The reversal of 1103041620 is 261403011.

It is a happy number.

1103041620 is a `hidden beast` number, since 1 + 1 + 0 + 3 + 0 + 41 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1103041593 and 1103041602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 232189 + ... + 236891.

It is an arithmetic number, because the mean of its divisors is an integer number (46516288).

Almost surely, 2^1103041620 is an apocalyptic number.

1103041620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103041620 is an abundant number, since it is smaller than the sum of its proper divisors (2246131116).

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

1103041620 is a wasteful number, since it uses less digits than its factorization.

1103041620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6021 (or 6016 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1103041620 is about 33212.0703961677. The cubic root of 1103041620 is about 1033.2306955520.

Adding to 1103041620 its reverse (261403011), we get a palindrome (1364444631).

It can be divided in two parts, 11030 and 41620, that added together give a triangular number (52650 = T₃₂₄).

The spelling of 1103041620 in words is "one billion, one hundred three million, forty-one thousand, six hundred twenty".