10891392119 has 4 divisors (see below), whose sum is σ = 11044792080. Its totient is φ = 10737992160.

The previous prime is 10891392103. The next prime is 10891392131. The reversal of 10891392119 is 91129319801.

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 10891392119 - 2⁴ = 10891392103 is a prime.

It is a super-2 number, since 2×10891392119² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10891392119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10891392199) 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, 76699874 + ... + 76700015.

It is an arithmetic number, because the mean of its divisors is an integer number (2761198020).

Almost surely, 2^10891392119 is an apocalyptic number.

10891392119 is a deficient number, since it is larger than the sum of its proper divisors (153399961).

10891392119 is an equidigital number, since it uses as much as digits as its factorization.

10891392119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153399960.

The product of its (nonzero) digits is 34992, while the sum is 44.

The spelling of 10891392119 in words is "ten billion, eight hundred ninety-one million, three hundred ninety-two thousand, one hundred nineteen".