1241241152947 has 2 divisors, whose sum is σ = 1241241152948. Its totient is φ = 1241241152946.

The previous prime is 1241241152941. The next prime is 1241241153121. The reversal of 1241241152947 is 7492511421421.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1241241152947 - 2¹⁵ = 1241241120179 is a prime.

It is not a weakly prime, because it can be changed into another prime (1241241152941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620620576473 + 620620576474.

It is an arithmetic number, because the mean of its divisors is an integer number (620620576474).

Almost surely, 2^{1241241152947} is an apocalyptic number.

1241241152947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241241152947 is an equidigital number, since it uses as much as digits as its factorization.

1241241152947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 161280, while the sum is 43.

The spelling of 1241241152947 in words is "one trillion, two hundred forty-one billion, two hundred forty-one million, one hundred fifty-two thousand, nine hundred forty-seven".