1290467 has 2 divisors, whose sum is σ = 1290468. Its totient is φ = 1290466.

The previous prime is 1290463. The next prime is 1290469. The reversal of 1290467 is 7640921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1290467 - 2² = 1290463 is a prime.

Together with 1290469, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1290463) 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, 645233 + 645234.

It is an arithmetic number, because the mean of its divisors is an integer number (645234).

2^1290467 is an apocalyptic number.

1290467 is a deficient number, since it is larger than the sum of its proper divisors (1).

1290467 is an equidigital number, since it uses as much as digits as its factorization.

1290467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 1290467 is about 1135.9872358438. The cubic root of 1290467 is about 108.8718579423.

Adding to 1290467 its sum of digits (29), we get a square (1290496 = 1136²).

The spelling of 1290467 in words is "one million, two hundred ninety thousand, four hundred sixty-seven".