11385885929 has 4 divisors (see below), whose sum is σ = 12420966480. Its totient is φ = 10350805380.

The previous prime is 11385885911. The next prime is 11385885977. The reversal of 11385885929 is 92958858311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11385885929 - 2⁸ = 11385885673 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11385885229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517540259 + ... + 517540280.

It is an arithmetic number, because the mean of its divisors is an integer number (3105241620).

Almost surely, 2^11385885929 is an apocalyptic number.

It is an amenable number.

11385885929 is a deficient number, since it is larger than the sum of its proper divisors (1035080551).

11385885929 is a wasteful number, since it uses less digits than its factorization.

11385885929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035080550.

The product of its digits is 6220800, while the sum is 59.

The spelling of 11385885929 in words is "eleven billion, three hundred eighty-five million, eight hundred eighty-five thousand, nine hundred twenty-nine".