1241019668069 has 8 divisors (see below), whose sum is σ = 1245138766200. Its totient is φ = 1236903788736.

The previous prime is 1241019668017. The next prime is 1241019668087. The reversal of 1241019668069 is 9608669101421.

It can be written as a sum of positive squares in 4 ways, for example, as 770992875844 + 470026792225 = 878062^2 + 685585^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1241019668069 - 2¹² = 1241019663973 is a prime.

It is a super-2 number, since 2×1241019668069² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1241019668069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241019668569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31082 + ... + 1575755.

It is an arithmetic number, because the mean of its divisors is an integer number (155642345775).

Almost surely, 2^{1241019668069} is an apocalyptic number.

It is an amenable number.

1241019668069 is a deficient number, since it is larger than the sum of its proper divisors (4119098131).

1241019668069 is a wasteful number, since it uses less digits than its factorization.

1241019668069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609399.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The spelling of 1241019668069 in words is "one trillion, two hundred forty-one billion, nineteen million, six hundred sixty-eight thousand, sixty-nine".