1121740124 has 12 divisors (see below), whose sum is σ = 2000084184. Its totient is φ = 550287504.

The previous prime is 1121740111. The next prime is 1121740129. The reversal of 1121740124 is 4210471211.

It is a self number, because there is not a number n which added to its sum of digits gives 1121740124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121740129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2645402 + ... + 2645825.

It is an arithmetic number, because the mean of its divisors is an integer number (166673682).

Almost surely, 2^1121740124 is an apocalyptic number.

It is an amenable number.

1121740124 is a deficient number, since it is larger than the sum of its proper divisors (878344060).

1121740124 is a wasteful number, since it uses less digits than its factorization.

1121740124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5291284 (or 5291282 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 1121740124 is about 33492.3890458713. The cubic root of 1121740124 is about 1039.0363744277.

The spelling of 1121740124 in words is "one billion, one hundred twenty-one million, seven hundred forty thousand, one hundred twenty-four".