1264829 has 2 divisors, whose sum is σ = 1264830. Its totient is φ = 1264828.

The previous prime is 1264819. The next prime is 1264853. The reversal of 1264829 is 9284621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1188100 + 76729 = 1090^2 + 277^2 .

It is a cyclic number.

It is not a de Polignac number, because 1264829 - 2⁸ = 1264573 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1264795 and 1264804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1264819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632414 + 632415.

It is an arithmetic number, because the mean of its divisors is an integer number (632415).

2^1264829 is an apocalyptic number.

It is an amenable number.

1264829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1264829 is an equidigital number, since it uses as much as digits as its factorization.

1264829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 32.

The square root of 1264829 is about 1124.6461665786. The cubic root of 1264829 is about 108.1460358684.

The spelling of 1264829 in words is "one million, two hundred sixty-four thousand, eight hundred twenty-nine".