11103550359 has 12 divisors (see below), whose sum is σ = 16272972408. Its totient is φ = 6729424240.

The previous prime is 11103550351. The next prime is 11103550361. The reversal of 11103550359 is 95305530111.

It is not a de Polignac number, because 11103550359 - 2³ = 11103550351 is a prime.

It is a super-3 number, since 3×11103550359³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11103550351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15293784 + ... + 15294509.

It is an arithmetic number, because the mean of its divisors is an integer number (1356081034).

Almost surely, 2^11103550359 is an apocalyptic number.

11103550359 is a deficient number, since it is larger than the sum of its proper divisors (5169422049).

11103550359 is a wasteful number, since it uses less digits than its factorization.

11103550359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30588318 (or 30588307 counting only the distinct ones).

The product of its (nonzero) digits is 10125, while the sum is 33.

The spelling of 11103550359 in words is "eleven billion, one hundred three million, five hundred fifty thousand, three hundred fifty-nine".