1103551116 has 24 divisors (see below), whose sum is σ = 2591358000. Its totient is φ = 365506752.

The previous prime is 1103551087. The next prime is 1103551157. The reversal of 1103551116 is 6111553011.

It is a happy number.

It is a super-5 number, since 5×1103551116⁵ (a number of 46 digits) contains 55555 as substring.

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, 290991 + ... + 294758.

It is an arithmetic number, because the mean of its divisors is an integer number (107973250).

Almost surely, 2^1103551116 is an apocalyptic number.

It is an amenable number.

1103551116 is an abundant number, since it is smaller than the sum of its proper divisors (1487806884).

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

1103551116 is a wasteful number, since it uses less digits than its factorization.

1103551116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585913 (or 585911 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 24.

The square root of 1103551116 is about 33219.7398544901. The cubic root of 1103551116 is about 1033.3897544866.

The spelling of 1103551116 in words is "one billion, one hundred three million, five hundred fifty-one thousand, one hundred sixteen".