11930863767 has 4 divisors (see below), whose sum is σ = 15907818360. Its totient is φ = 7953909176.

The previous prime is 11930863753. The next prime is 11930863817. The reversal of 11930863767 is 76736803911.

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 11930863767 - 2⁴ = 11930863751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11930863367) 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, 1988477292 + ... + 1988477297.

It is an arithmetic number, because the mean of its divisors is an integer number (3976954590).

Almost surely, 2^11930863767 is an apocalyptic number.

11930863767 is a deficient number, since it is larger than the sum of its proper divisors (3976954593).

11930863767 is an equidigital number, since it uses as much as digits as its factorization.

11930863767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3976954592.

The product of its (nonzero) digits is 1143072, while the sum is 51.

The spelling of 11930863767 in words is "eleven billion, nine hundred thirty million, eight hundred sixty-three thousand, seven hundred sixty-seven".