1200381067 has 8 divisors (see below), whose sum is σ = 1301992272. Its totient is φ = 1102214400.

The previous prime is 1200381059. The next prime is 1200381071. The reversal of 1200381067 is 7601830021.

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

It is a cyclic number.

It is not a de Polignac number, because 1200381067 - 2³ = 1200381059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200381037) 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, 860409 + ... + 861802.

It is an arithmetic number, because the mean of its divisors is an integer number (162749034).

Almost surely, 2^1200381067 is an apocalyptic number.

1200381067 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1200381067 is a deficient number, since it is larger than the sum of its proper divisors (101611205).

1200381067 is a wasteful number, since it uses less digits than its factorization.

1200381067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722269.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 1200381067 is about 34646.5159431652. The cubic root of 1200381067 is about 1062.7710417538.

The spelling of 1200381067 in words is "one billion, two hundred million, three hundred eighty-one thousand, sixty-seven".