1121840170 has 32 divisors (see below), whose sum is σ = 2204361216. Its totient is φ = 407668800.

The previous prime is 1121840141. The next prime is 1121840173. The reversal of 1121840170 is 710481211.

It is not an unprimeable number, because it can be changed into a prime (1121840173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240460 + ... + 245080.

It is an arithmetic number, because the mean of its divisors is an integer number (68886288).

Almost surely, 2^1121840170 is an apocalyptic number.

1121840170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121840170 is a deficient number, since it is larger than the sum of its proper divisors (1082521046).

1121840170 is a wasteful number, since it uses less digits than its factorization.

1121840170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6846.

The product of its (nonzero) digits is 448, while the sum is 25.

The square root of 1121840170 is about 33493.8825757779. The cubic root of 1121840170 is about 1039.0672634428.

The spelling of 1121840170 in words is "one billion, one hundred twenty-one million, eight hundred forty thousand, one hundred seventy".