1241136613 has 2 divisors, whose sum is σ = 1241136614. Its totient is φ = 1241136612.

The previous prime is 1241136569. The next prime is 1241136643. The reversal of 1241136613 is 3166311421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1139872644 + 101263969 = 33762^2 + 10063^2 .

It is a cyclic number.

It is not a de Polignac number, because 1241136613 - 2¹⁷ = 1241005541 is a prime.

It is a super-2 number, since 2×1241136613² = 3080840184258223538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1241136643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620568306 + 620568307.

It is an arithmetic number, because the mean of its divisors is an integer number (620568307).

Almost surely, 2^1241136613 is an apocalyptic number.

It is an amenable number.

1241136613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241136613 is an equidigital number, since it uses as much as digits as its factorization.

1241136613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 28.

The square root of 1241136613 is about 35229.7688468148. The cubic root of 1241136613 is about 1074.6652249065.

The spelling of 1241136613 in words is "one billion, two hundred forty-one million, one hundred thirty-six thousand, six hundred thirteen".