1120660121 has 8 divisors (see below), whose sum is σ = 1280958720. Its totient is φ = 960412608.

The previous prime is 1120660091. The next prime is 1120660127. The reversal of 1120660121 is 1210660211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120660121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120660093 and 1120660102.

It is not an unprimeable number, because it can be changed into a prime (1120660127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70160 + ... + 84638.

It is an arithmetic number, because the mean of its divisors is an integer number (160119840).

Almost surely, 2^1120660121 is an apocalyptic number.

It is an amenable number.

1120660121 is a deficient number, since it is larger than the sum of its proper divisors (160298599).

1120660121 is a wasteful number, since it uses less digits than its factorization.

1120660121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25543.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1120660121 is about 33476.2620523857. The cubic root of 1120660121 is about 1038.7028085371.

The spelling of 1120660121 in words is "one billion, one hundred twenty million, six hundred sixty thousand, one hundred twenty-one".