1148783 has 4 divisors (see below), whose sum is σ = 1150968. Its totient is φ = 1146600.

The previous prime is 1148773. The next prime is 1148837. The reversal of 1148783 is 3878411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3878411 = 353 ⋅10987.

It is a cyclic number.

It is not a de Polignac number, because 1148783 - 2⁸ = 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 (1148713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233 + ... + 1533.

It is an arithmetic number, because the mean of its divisors is an integer number (287742).

2^1148783 is an apocalyptic number.

1148783 is a deficient number, since it is larger than the sum of its proper divisors (2185).

1148783 is an equidigital number, since it uses as much as digits as its factorization.

1148783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2184.

The product of its digits is 5376, while the sum is 32.

The square root of 1148783 is about 1071.8129500990. The cubic root of 1148783 is about 104.7319846440.

The spelling of 1148783 in words is "one million, one hundred forty-eight thousand, seven hundred eighty-three".