1120105400 has 48 divisors (see below), whose sum is σ = 2609598600. Its totient is φ = 447121280.

The previous prime is 1120105391. The next prime is 1120105417. The reversal of 1120105400 is 45010211.

It is a super-2 number, since 2×1120105400² = 2509272214218320000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96299 + ... + 107301.

Almost surely, 2^1120105400 is an apocalyptic number.

1120105400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120105400 is an abundant number, since it is smaller than the sum of its proper divisors (1489493200).

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

1120105400 is a wasteful number, since it uses less digits than its factorization.

1120105400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11528 (or 11519 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 1120105400 is about 33467.9757380096. The cubic root of 1120105400 is about 1038.5313960673.

Adding to 1120105400 its reverse (45010211), we get a palindrome (1165115611).

The spelling of 1120105400 in words is "one billion, one hundred twenty million, one hundred five thousand, four hundred".