1146668139 has 12 divisors (see below), whose sum is σ = 1753727976. Its totient is φ = 719477952.

The previous prime is 1146668101. The next prime is 1146668161. The reversal of 1146668139 is 9318666411.

It is not a de Polignac number, because 1146668139 - 2⁷ = 1146668011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1146668094 and 1146668103.

It is not an unprimeable number, because it can be changed into a prime (1146668189) 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 11 ways as a sum of consecutive naturals, for example, 3747129 + ... + 3747434.

It is an arithmetic number, because the mean of its divisors is an integer number (146143998).

Almost surely, 2^1146668139 is an apocalyptic number.

1146668139 is a deficient number, since it is larger than the sum of its proper divisors (607059837).

1146668139 is a wasteful number, since it uses less digits than its factorization.

1146668139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7494586 (or 7494583 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 1146668139 is about 33862.4886710945. The cubic root of 1146668139 is about 1046.6767611077.

The spelling of 1146668139 in words is "one billion, one hundred forty-six million, six hundred sixty-eight thousand, one hundred thirty-nine".