1148338943 has 2 divisors, whose sum is σ = 1148338944. Its totient is φ = 1148338942.

The previous prime is 1148338937. The next prime is 1148338987. The reversal of 1148338943 is 3498338411.

It is an a-pointer prime, because the next prime (1148338987) can be obtained adding 1148338943 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1148338943 - 2¹⁸ = 1148076799 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1148338894 and 1148338903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1148338903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574169471 + 574169472.

It is an arithmetic number, because the mean of its divisors is an integer number (574169472).

Almost surely, 2^1148338943 is an apocalyptic number.

1148338943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148338943 is an equidigital number, since it uses as much as digits as its factorization.

1148338943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 44.

The square root of 1148338943 is about 33887.1501162314. The cubic root of 1148338943 is about 1047.1848834265.

The spelling of 1148338943 in words is "one billion, one hundred forty-eight million, three hundred thirty-eight thousand, nine hundred forty-three".