1241245183 has 2 divisors, whose sum is σ = 1241245184. Its totient is φ = 1241245182.

The previous prime is 1241245171. The next prime is 1241245219. The reversal of 1241245183 is 3815421421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1241245183 - 2⁵ = 1241245151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1241245483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620622591 + 620622592.

It is an arithmetic number, because the mean of its divisors is an integer number (620622592).

Almost surely, 2^1241245183 is an apocalyptic number.

1241245183 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241245183 is an equidigital number, since it uses as much as digits as its factorization.

1241245183 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7680, while the sum is 31.

The square root of 1241245183 is about 35231.3096974836. The cubic root of 1241245183 is about 1074.6965598942.

The spelling of 1241245183 in words is "one billion, two hundred forty-one million, two hundred forty-five thousand, one hundred eighty-three".