1103613406 has 8 divisors (see below), whose sum is σ = 1891908720. Its totient is φ = 472977168.

The previous prime is 1103613389. The next prime is 1103613419. The reversal of 1103613406 is 6043163011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39414751 + ... + 39414778.

It is an arithmetic number, because the mean of its divisors is an integer number (236488590).

Almost surely, 2^1103613406 is an apocalyptic number.

1103613406 is a deficient number, since it is larger than the sum of its proper divisors (788295314).

1103613406 is an equidigital number, since it uses as much as digits as its factorization.

1103613406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78829538.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 1103613406 is about 33220.6773862304. The cubic root of 1103613406 is about 1033.4091973669.

Adding to 1103613406 its reverse (6043163011), we get a palindrome (7146776417).

It can be divided in two parts, 11036 and 13406, that added together give a palindrome (24442).

The spelling of 1103613406 in words is "one billion, one hundred three million, six hundred thirteen thousand, four hundred six".