1146127983 has 64 divisors (see below), whose sum is σ = 2093952000. Its totient is φ = 549521280.

The previous prime is 1146127979. The next prime is 1146127999. The reversal of 1146127983 is 3897216411.

It is a happy number.

It is not a de Polignac number, because 1146127983 - 2² = 1146127979 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146127933) 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 63 ways as a sum of consecutive naturals, for example, 143253 + ... + 151041.

It is an arithmetic number, because the mean of its divisors is an integer number (32718000).

Almost surely, 2^1146127983 is an apocalyptic number.

1146127983 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1146127983 is a deficient number, since it is larger than the sum of its proper divisors (947824017).

1146127983 is a wasteful number, since it uses less digits than its factorization.

1146127983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7837 (or 7823 counting only the distinct ones).

The product of its digits is 72576, while the sum is 42.

The square root of 1146127983 is about 33854.5120035720. The cubic root of 1146127983 is about 1046.5123841295.

The spelling of 1146127983 in words is "one billion, one hundred forty-six million, one hundred twenty-seven thousand, nine hundred eighty-three".