1236933230653 has 2 divisors, whose sum is σ = 1236933230654. Its totient is φ = 1236933230652.

The previous prime is 1236933230579. The next prime is 1236933230707. The reversal of 1236933230653 is 3560323396321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1221427253124 + 15505977529 = 1105182^2 + 124523^2 .

It is a cyclic number.

It is not a de Polignac number, because 1236933230653 - 2³⁷ = 1099494277181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1236933230153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 618466615326 + 618466615327.

It is an arithmetic number, because the mean of its divisors is an integer number (618466615327).

Almost surely, 2^{1236933230653} is an apocalyptic number.

It is an amenable number.

1236933230653 is a deficient number, since it is larger than the sum of its proper divisors (1).

1236933230653 is an equidigital number, since it uses as much as digits as its factorization.

1236933230653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1574640, while the sum is 46.

The spelling of 1236933230653 in words is "one trillion, two hundred thirty-six billion, nine hundred thirty-three million, two hundred thirty thousand, six hundred fifty-three".