1105403412 has 24 divisors (see below), whose sum is σ = 2579889312. Its totient is φ = 368380000.

The previous prime is 1105403389. The next prime is 1105403423. The reversal of 1105403412 is 2143045011.

It is a super-2 number, since 2×1105403412² = 2443833406522483488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59662 + ... + 75962.

It is an arithmetic number, because the mean of its divisors is an integer number (107495388).

Almost surely, 2^1105403412 is an apocalyptic number.

1105403412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1105403412 is an abundant number, since it is smaller than the sum of its proper divisors (1474485900).

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

1105403412 is a wasteful number, since it uses less digits than its factorization.

1105403412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21959 (or 21957 counting only the distinct ones).

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

The square root of 1105403412 is about 33247.6076131802. The cubic root of 1105403412 is about 1033.9676083270.

Adding to 1105403412 its reverse (2143045011), we get a palindrome (3248448423).

The spelling of 1105403412 in words is "one billion, one hundred five million, four hundred three thousand, four hundred twelve".