1148543 has 8 divisors (see below), whose sum is σ = 1261776. Its totient is φ = 1036800.

The previous prime is 1148527. The next prime is 1148549. The reversal of 1148543 is 3458411.

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

It is a cyclic number.

It is not a de Polignac number, because 1148543 - 2⁴ = 1148527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148549) 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, 1853 + ... + 2393.

It is an arithmetic number, because the mean of its divisors is an integer number (157722).

2^1148543 is an apocalyptic number.

1148543 is a deficient number, since it is larger than the sum of its proper divisors (113233).

1148543 is a wasteful number, since it uses less digits than its factorization.

1148543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745.

The product of its digits is 1920, while the sum is 26.

The square root of 1148543 is about 1071.7009844168. The cubic root of 1148543 is about 104.7246907144.

The spelling of 1148543 in words is "one million, one hundred forty-eight thousand, five hundred forty-three".