1103643085 has 8 divisors (see below), whose sum is σ = 1346819040. Its totient is φ = 867949584.

The previous prime is 1103643071. The next prime is 1103643097. The reversal of 1103643085 is 5803463011.

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

It is a cyclic number.

It is not a de Polignac number, because 1103643085 - 2¹⁵ = 1103610317 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1870287 + ... + 1870876.

It is an arithmetic number, because the mean of its divisors is an integer number (168352380).

Almost surely, 2^1103643085 is an apocalyptic number.

It is an amenable number.

1103643085 is a deficient number, since it is larger than the sum of its proper divisors (243175955).

1103643085 is an equidigital number, since it uses as much as digits as its factorization.

1103643085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3741227.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1103643085 is about 33221.1240779116. The cubic root of 1103643085 is about 1033.4184609600.

The spelling of 1103643085 in words is "one billion, one hundred three million, six hundred forty-three thousand, eighty-five".