1248829 has 2 divisors, whose sum is σ = 1248830. Its totient is φ = 1248828.

The previous prime is 1248809. The next prime is 1248833. The reversal of 1248829 is 9288421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 851929 + 396900 = 923^2 + 630^2 .

It is an emirp because it is prime and its reverse (9288421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1248829 - 2¹¹ = 1246781 is a prime.

It is equal to p₉₆₃₇₉ and since 1248829 and 96379 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 1248794 and 1248803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1248809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 624414 + 624415.

It is an arithmetic number, because the mean of its divisors is an integer number (624415).

2^1248829 is an apocalyptic number.

It is an amenable number.

1248829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1248829 is an equidigital number, since it uses as much as digits as its factorization.

1248829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 34.

The square root of 1248829 is about 1117.5101789246. The cubic root of 1248829 is about 107.6880860852.

It can be divided in two parts, 12 and 48829, that added together give a square (48841 = 221²).

The spelling of 1248829 in words is "one million, two hundred forty-eight thousand, eight hundred twenty-nine".