11650831039 has 4 divisors (see below), whose sum is σ = 11663967024. Its totient is φ = 11637695056.

The previous prime is 11650831021. The next prime is 11650831139. The reversal of 11650831039 is 93013805611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11650831039 - 2¹¹ = 11650828991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11650830989 and 11650831007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11650831019) 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, 6566662 + ... + 6568435.

It is an arithmetic number, because the mean of its divisors is an integer number (2915991756).

Almost surely, 2^11650831039 is an apocalyptic number.

11650831039 is a deficient number, since it is larger than the sum of its proper divisors (13135985).

11650831039 is an equidigital number, since it uses as much as digits as its factorization.

11650831039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13135984.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 11650831039 in words is "eleven billion, six hundred fifty million, eight hundred thirty-one thousand, thirty-nine".