1103522412 has 12 divisors (see below), whose sum is σ = 2574885656. Its totient is φ = 367840800.

The previous prime is 1103522369. The next prime is 1103522507. The reversal of 1103522412 is 2142253011.

It is a tau number, because it is divible by the number of its divisors (12).

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, 45980089 + ... + 45980112.

Almost surely, 2^1103522412 is an apocalyptic number.

1103522412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1103522412 is an abundant number, since it is smaller than the sum of its proper divisors (1471363244).

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

1103522412 is a wasteful number, since it uses less digits than its factorization.

1103522412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91960208 (or 91960206 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1103522412 is about 33219.3078193992. The cubic root of 1103522412 is about 1033.3807947214.

Adding to 1103522412 its reverse (2142253011), we get a palindrome (3245775423).

The spelling of 1103522412 in words is "one billion, one hundred three million, five hundred twenty-two thousand, four hundred twelve".