11540315393 has 2 divisors, whose sum is σ = 11540315394. Its totient is φ = 11540315392.

The previous prime is 11540315383. The next prime is 11540315401. The reversal of 11540315393 is 39351304511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10101858064 + 1438457329 = 100508^2 + 37927^2 .

It is a cyclic number.

It is not a de Polignac number, because 11540315393 - 2⁶ = 11540315329 is a prime.

It is not a weakly prime, because it can be changed into another prime (11540315383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5770157696 + 5770157697.

It is an arithmetic number, because the mean of its divisors is an integer number (5770157697).

Almost surely, 2^11540315393 is an apocalyptic number.

It is an amenable number.

11540315393 is a deficient number, since it is larger than the sum of its proper divisors (1).

11540315393 is an equidigital number, since it uses as much as digits as its factorization.

11540315393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24300, while the sum is 35.

The spelling of 11540315393 in words is "eleven billion, five hundred forty million, three hundred fifteen thousand, three hundred ninety-three".