1241551153 has 2 divisors, whose sum is σ = 1241551154. Its totient is φ = 1241551152.

The previous prime is 1241551151. The next prime is 1241551163. The reversal of 1241551153 is 3511551421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1235733409 + 5817744 = 35153^2 + 2412^2 .

It is a cyclic number.

It is not a de Polignac number, because 1241551153 - 2¹ = 1241551151 is a prime.

Together with 1241551151, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1241551151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620775576 + 620775577.

It is an arithmetic number, because the mean of its divisors is an integer number (620775577).

Almost surely, 2^1241551153 is an apocalyptic number.

It is an amenable number.

1241551153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241551153 is an equidigital number, since it uses as much as digits as its factorization.

1241551153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3000, while the sum is 28.

The square root of 1241551153 is about 35235.6517323009. The cubic root of 1241551153 is about 1074.7848577572.

The spelling of 1241551153 in words is "one billion, two hundred forty-one million, five hundred fifty-one thousand, one hundred fifty-three".