11703864851 has 4 divisors (see below), whose sum is σ = 13375845552. Its totient is φ = 10031884152.

The previous prime is 11703864839. The next prime is 11703864859. The reversal of 11703864851 is 15846830711.

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 11703864851 - 2⁶ = 11703864787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11703864859) 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, 835990340 + ... + 835990353.

It is an arithmetic number, because the mean of its divisors is an integer number (3343961388).

Almost surely, 2^11703864851 is an apocalyptic number.

11703864851 is a deficient number, since it is larger than the sum of its proper divisors (1671980701).

11703864851 is an equidigital number, since it uses as much as digits as its factorization.

11703864851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671980700.

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 11703864851 in words is "eleven billion, seven hundred three million, eight hundred sixty-four thousand, eight hundred fifty-one".