1148317738 has 8 divisors (see below), whose sum is σ = 1723216320. Its totient is φ = 573912300.

The previous prime is 1148317733. The next prime is 1148317739. The reversal of 1148317738 is 8377138411.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1148317694 and 1148317703.

It is not an unprimeable number, because it can be changed into a prime (1148317733) 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 3 ways as a sum of consecutive naturals, for example, 117408 + ... + 126811.

It is an arithmetic number, because the mean of its divisors is an integer number (215402040).

Almost surely, 2^1148317738 is an apocalyptic number.

1148317738 is a deficient number, since it is larger than the sum of its proper divisors (574898582).

1148317738 is a wasteful number, since it uses less digits than its factorization.

1148317738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246572.

The product of its digits is 112896, while the sum is 43.

The square root of 1148317738 is about 33886.8372380782. The cubic root of 1148317738 is about 1047.1784376838.

The spelling of 1148317738 in words is "one billion, one hundred forty-eight million, three hundred seventeen thousand, seven hundred thirty-eight".