1121928067 has 8 divisors (see below), whose sum is σ = 1210963824. Its totient is φ = 1033282848.

The previous prime is 1121928061. The next prime is 1121928127. The reversal of 1121928067 is 7608291211.

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

It is a de Polignac number, because none of the positive numbers 2^k-1121928067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121928061) 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, 91648 + ... + 103165.

It is an arithmetic number, because the mean of its divisors is an integer number (151370478).

Almost surely, 2^1121928067 is an apocalyptic number.

1121928067 is a deficient number, since it is larger than the sum of its proper divisors (89035757).

1121928067 is a wasteful number, since it uses less digits than its factorization.

1121928067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195269.

The product of its (nonzero) digits is 12096, while the sum is 37.

The square root of 1121928067 is about 33495.1946852082. The cubic root of 1121928067 is about 1039.0943999615.

The spelling of 1121928067 in words is "one billion, one hundred twenty-one million, nine hundred twenty-eight thousand, sixty-seven".