11198922463 has 4 divisors (see below), whose sum is σ = 11199650008. Its totient is φ = 11198194920.

The previous prime is 11198922461. The next prime is 11198922503. The reversal of 11198922463 is 36422989111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36422989111 = 18043 ⋅2018677.

It is a cyclic number.

It is not a de Polignac number, because 11198922463 - 2¹ = 11198922461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11198922461) 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, 340173 + ... + 371638.

It is an arithmetic number, because the mean of its divisors is an integer number (2799912502).

Almost surely, 2^11198922463 is an apocalyptic number.

11198922463 is a deficient number, since it is larger than the sum of its proper divisors (727545).

11198922463 is an equidigital number, since it uses as much as digits as its factorization.

11198922463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727544.

The product of its digits is 186624, while the sum is 46.

It can be divided in two parts, 11198 and 922463, that added together give a triangular number (933661 = T₁₃₆₆).

The spelling of 11198922463 in words is "eleven billion, one hundred ninety-eight million, nine hundred twenty-two thousand, four hundred sixty-three".