1241651 has 2 divisors, whose sum is σ = 1241652. Its totient is φ = 1241650.

The previous prime is 1241627. The next prime is 1241659. The reversal of 1241651 is 1561421.

It is a strong prime.

It is an emirp because it is prime and its reverse (1561421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1241651 - 2⁶ = 1241587 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1241659) 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, 620825 + 620826.

It is an arithmetic number, because the mean of its divisors is an integer number (620826).

2^1241651 is an apocalyptic number.

1241651 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241651 is an equidigital number, since it uses as much as digits as its factorization.

1241651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 240, while the sum is 20.

The square root of 1241651 is about 1114.2939468560. The cubic root of 1241651 is about 107.4813668805.

The spelling of 1241651 in words is "one million, two hundred forty-one thousand, six hundred fifty-one".