1003879 has 2 divisors, whose sum is σ = 1003880. Its totient is φ = 1003878.

The previous prime is 1003841. The next prime is 1003889. The reversal of 1003879 is 9783001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1003879 - 2⁹ = 1003367 is a prime.

1003879 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1003819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501939 + 501940.

It is an arithmetic number, because the mean of its divisors is an integer number (501940).

2^1003879 is an apocalyptic number.

1003879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003879 is an equidigital number, since it uses as much as digits as its factorization.

1003879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1003879 is about 1001.9376228089. The cubic root of 1003879 is about 100.1291331745.

The spelling of 1003879 in words is "one million, three thousand, eight hundred seventy-nine".