1293324749593 has 2 divisors, whose sum is σ = 1293324749594. Its totient is φ = 1293324749592.

The previous prime is 1293324749489. The next prime is 1293324749681. The reversal of 1293324749593 is 3959474233921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 891385233424 + 401939516169 = 944132^2 + 633987^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1293324749593 is a prime.

It is not a weakly prime, because it can be changed into another prime (1293324749393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646662374796 + 646662374797.

It is an arithmetic number, because the mean of its divisors is an integer number (646662374797).

Almost surely, 2^{1293324749593} is an apocalyptic number.

It is an amenable number.

1293324749593 is a deficient number, since it is larger than the sum of its proper divisors (1).

1293324749593 is an equidigital number, since it uses as much as digits as its factorization.

1293324749593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44089920, while the sum is 61.

The spelling of 1293324749593 in words is "one trillion, two hundred ninety-three billion, three hundred twenty-four million, seven hundred forty-nine thousand, five hundred ninety-three".