1148616243 has 6 divisors (see below), whose sum is σ = 1659112364. Its totient is φ = 765744156.

The previous prime is 1148616223. The next prime is 1148616257. The reversal of 1148616243 is 3426168411.

1148616243 is a `hidden beast` number, since 1 + 14 + 8 + 616 + 24 + 3 = 666.

It is not a de Polignac number, because 1148616243 - 2⁵ = 1148616211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1148616198 and 1148616207.

It is not an unprimeable number, because it can be changed into a prime (1148616223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63812005 + ... + 63812022.

Almost surely, 2^1148616243 is an apocalyptic number.

1148616243 is a deficient number, since it is larger than the sum of its proper divisors (510496121).

1148616243 is a wasteful number, since it uses less digits than its factorization.

1148616243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127624033 (or 127624030 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 1148616243 is about 33891.2413906602. The cubic root of 1148616243 is about 1047.2691677746.

It can be divided in two parts, 114861 and 6243, that added together give a square (121104 = 348²).

The spelling of 1148616243 in words is "one billion, one hundred forty-eight million, six hundred sixteen thousand, two hundred forty-three".