1294849 has 2 divisors, whose sum is σ = 1294850. Its totient is φ = 1294848.

The previous prime is 1294841. The next prime is 1294939. The reversal of 1294849 is 9484921.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1000000 + 294849 = 1000^2 + 543^2 .

It is a cyclic number.

It is not a de Polignac number, because 1294849 - 2³ = 1294841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1294841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647424 + 647425.

It is an arithmetic number, because the mean of its divisors is an integer number (647425).

2^1294849 is an apocalyptic number.

It is an amenable number.

1294849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1294849 is an equidigital number, since it uses as much as digits as its factorization.

1294849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 37.

The square root of 1294849 is about 1137.9143201489. The cubic root of 1294849 is about 108.9949496860.

It can be divided in two parts, 129 and 4849, that multiplied together give a triangular number (625521 = T₁₁₁₈).

The spelling of 1294849 in words is "one million, two hundred ninety-four thousand, eight hundred forty-nine".