1146781883 has 8 divisors (see below), whose sum is σ = 1255242576. Its totient is φ = 1041213600.

The previous prime is 1146781873. The next prime is 1146781897. The reversal of 1146781883 is 3881876411.

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 1146781883 - 2¹² = 1146777787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1146781813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722273 + ... + 723858.

It is an arithmetic number, because the mean of its divisors is an integer number (156905322).

Almost surely, 2^1146781883 is an apocalyptic number.

1146781883 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1146781883 is a deficient number, since it is larger than the sum of its proper divisors (108460693).

1146781883 is a wasteful number, since it uses less digits than its factorization.

1146781883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446205.

The product of its digits is 258048, while the sum is 47.

The square root of 1146781883 is about 33864.1681279786. The cubic root of 1146781883 is about 1046.7113684078.

The spelling of 1146781883 in words is "one billion, one hundred forty-six million, seven hundred eighty-one thousand, eight hundred eighty-three".