1236345704941 has 2 divisors, whose sum is σ = 1236345704942. Its totient is φ = 1236345704940.

The previous prime is 1236345704933. The next prime is 1236345704953. The reversal of 1236345704941 is 1494075436321.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1235187732100 + 1157972841 = 1111390^2 + 34029^2 .

It is a cyclic number.

It is not a de Polignac number, because 1236345704941 - 2³ = 1236345704933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1236345704911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 618172852470 + 618172852471.

It is an arithmetic number, because the mean of its divisors is an integer number (618172852471).

Almost surely, 2^{1236345704941} is an apocalyptic number.

It is an amenable number.

1236345704941 is a deficient number, since it is larger than the sum of its proper divisors (1).

1236345704941 is an equidigital number, since it uses as much as digits as its factorization.

1236345704941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 1236345704941 in words is "one trillion, two hundred thirty-six billion, three hundred forty-five million, seven hundred four thousand, nine hundred forty-one".