1103408946 has 32 divisors (see below), whose sum is σ = 2558632320. Its totient is φ = 351811152.

The previous prime is 1103408909. The next prime is 1103408959. The reversal of 1103408946 is 6498043011.

It is a super-2 number, since 2×1103408946² = 2435022604225661832, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1103408946.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442965 + ... + 445448.

It is an arithmetic number, because the mean of its divisors is an integer number (79957260).

Almost surely, 2^1103408946 is an apocalyptic number.

1103408946 is an abundant number, since it is smaller than the sum of its proper divisors (1455223374).

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

1103408946 is a wasteful number, since it uses less digits than its factorization.

1103408946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888447 (or 888441 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 1103408946 is about 33217.5999434035. The cubic root of 1103408946 is about 1033.3453755332.

The spelling of 1103408946 in words is "one billion, one hundred three million, four hundred eight thousand, nine hundred forty-six".