1121109805470 has 32 divisors (see below), whose sum is σ = 2734772775840. Its totient is φ = 294061587840.

The previous prime is 1121109805469. The next prime is 1121109805493. The reversal of 1121109805470 is 745089011211.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306312325 + ... + 306315984.

It is an arithmetic number, because the mean of its divisors is an integer number (85461649245).

Almost surely, 2^{1121109805470} is an apocalyptic number.

1121109805470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121109805470 is an abundant number, since it is smaller than the sum of its proper divisors (1613662970370).

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

1121109805470 is a wasteful number, since it uses less digits than its factorization.

1121109805470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612628380.

The product of its (nonzero) digits is 20160, while the sum is 39.

The spelling of 1121109805470 in words is "one trillion, one hundred twenty-one billion, one hundred nine million, eight hundred five thousand, four hundred seventy".