1246667 has 2 divisors, whose sum is σ = 1246668. Its totient is φ = 1246666.

The previous prime is 1246639. The next prime is 1246673. The reversal of 1246667 is 7666421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1246667 - 2²⁰ = 198091 is a prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (1246697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 623333 + 623334.

It is an arithmetic number, because the mean of its divisors is an integer number (623334).

2^1246667 is an apocalyptic number.

1246667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1246667 is an equidigital number, since it uses as much as digits as its factorization.

1246667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 1246667 is about 1116.5424309000. The cubic root of 1246667 is about 107.6259062012.

The spelling of 1246667 in words is "one million, two hundred forty-six thousand, six hundred sixty-seven".