1241893219265 has 16 divisors (see below), whose sum is σ = 1496253416832. Its totient is φ = 989533338624.

The previous prime is 1241893219261. The next prime is 1241893219283. The reversal of 1241893219265 is 5629123981421.

It is a cyclic number.

It is not a de Polignac number, because 1241893219265 - 2² = 1241893219261 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1241893219261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1135457 + ... + 1942433.

It is an arithmetic number, because the mean of its divisors is an integer number (93515838552).

Almost surely, 2^{1241893219265} is an apocalyptic number.

It is an amenable number.

1241893219265 is a deficient number, since it is larger than the sum of its proper divisors (254360197567).

1241893219265 is an equidigital number, since it uses as much as digits as its factorization.

1241893219265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808216.

The product of its digits is 1866240, while the sum is 53.

The spelling of 1241893219265 in words is "one trillion, two hundred forty-one billion, eight hundred ninety-three million, two hundred nineteen thousand, two hundred sixty-five".