1233340540693 has 2 divisors, whose sum is σ = 1233340540694. Its totient is φ = 1233340540692.

The previous prime is 1233340540681. The next prime is 1233340540769. The reversal of 1233340540693 is 3960450433321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1148448725649 + 84891815044 = 1071657^2 + 291362^2 .

It is a cyclic number.

It is not a de Polignac number, because 1233340540693 - 2²¹ = 1233338443541 is a prime.

It is a super-2 number, since 2×1233340540693² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1233340540603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616670270346 + 616670270347.

It is an arithmetic number, because the mean of its divisors is an integer number (616670270347).

Almost surely, 2^{1233340540693} is an apocalyptic number.

It is an amenable number.

1233340540693 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233340540693 is an equidigital number, since it uses as much as digits as its factorization.

1233340540693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 43.

The spelling of 1233340540693 in words is "one trillion, two hundred thirty-three billion, three hundred forty million, five hundred forty thousand, six hundred ninety-three".