1246481 has 2 divisors, whose sum is σ = 1246482. Its totient is φ = 1246480.

The previous prime is 1246477. The next prime is 1246489. The reversal of 1246481 is 1846421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1210000 + 36481 = 1100^2 + 191^2 .

It is a cyclic number.

It is not a de Polignac number, because 1246481 - 2² = 1246477 is a prime.

It is a super-2 number, since 2×1246481² = 3107429766722, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1246481.

It is not a weakly prime, because it can be changed into another prime (1246489) 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, 623240 + 623241.

It is an arithmetic number, because the mean of its divisors is an integer number (623241).

2^1246481 is an apocalyptic number.

It is an amenable number.

1246481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1246481 is an equidigital number, since it uses as much as digits as its factorization.

1246481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1536, while the sum is 26.

The square root of 1246481 is about 1116.4591349440. The cubic root of 1246481 is about 107.6205534181.

The spelling of 1246481 in words is "one million, two hundred forty-six thousand, four hundred eighty-one".