1148451117068 has 24 divisors (see below), whose sum is σ = 2077347721344. Its totient is φ = 554971881600.

The previous prime is 1148451117067. The next prime is 1148451117091. The reversal of 1148451117068 is 8607111548411.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1148451117067) 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, 5990855 + ... + 6179582.

It is an arithmetic number, because the mean of its divisors is an integer number (86556155056).

Almost surely, 2^{1148451117068} is an apocalyptic number.

It is an amenable number.

1148451117068 is a deficient number, since it is larger than the sum of its proper divisors (928896604276).

1148451117068 is a wasteful number, since it uses less digits than its factorization.

1148451117068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12171233 (or 12171231 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 47.

The spelling of 1148451117068 in words is "one trillion, one hundred forty-eight billion, four hundred fifty-one million, one hundred seventeen thousand, sixty-eight".