11530611383 has 2 divisors, whose sum is σ = 11530611384. Its totient is φ = 11530611382.

The previous prime is 11530611371. The next prime is 11530611461. The reversal of 11530611383 is 38311603511.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11530611383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11530611353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5765305691 + 5765305692.

It is an arithmetic number, because the mean of its divisors is an integer number (5765305692).

Almost surely, 2^11530611383 is an apocalyptic number.

11530611383 is a deficient number, since it is larger than the sum of its proper divisors (1).

11530611383 is an equidigital number, since it uses as much as digits as its factorization.

11530611383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 11530611383 in words is "eleven billion, five hundred thirty million, six hundred eleven thousand, three hundred eighty-three".