1142783 has 2 divisors, whose sum is σ = 1142784. Its totient is φ = 1142782.

The previous prime is 1142777. The next prime is 1142789. The reversal of 1142783 is 3872411.

It is a balanced prime because it is at equal distance from previous prime (1142777) and next prime (1142789).

It is a cyclic number.

It is not a de Polignac number, because 1142783 - 2¹⁴ = 1126399 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1142789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571391 + 571392.

It is an arithmetic number, because the mean of its divisors is an integer number (571392).

2^1142783 is an apocalyptic number.

1142783 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142783 is an equidigital number, since it uses as much as digits as its factorization.

1142783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 26.

The square root of 1142783 is about 1069.0102899411. The cubic root of 1142783 is about 104.5493307379.

The spelling of 1142783 in words is "one million, one hundred forty-two thousand, seven hundred eighty-three".