1213763041 has 2 divisors, whose sum is σ = 1213763042. Its totient is φ = 1213763040.

The previous prime is 1213763009. The next prime is 1213763063. The reversal of 1213763041 is 1403673121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 845123041 + 368640000 = 29071^2 + 19200^2 .

It is a cyclic number.

It is not a de Polignac number, because 1213763041 - 2⁵ = 1213763009 is a prime.

It is not a weakly prime, because it can be changed into another prime (1213763141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606881520 + 606881521.

It is an arithmetic number, because the mean of its divisors is an integer number (606881521).

Almost surely, 2^1213763041 is an apocalyptic number.

It is an amenable number.

1213763041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213763041 is an equidigital number, since it uses as much as digits as its factorization.

1213763041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 1213763041 is about 34839.1021841838. The cubic root of 1213763041 is about 1066.7057505970.

The spelling of 1213763041 in words is "one billion, two hundred thirteen million, seven hundred sixty-three thousand, forty-one".