11421814033 has 16 divisors (see below), whose sum is σ = 13965792640. Its totient is φ = 9122803200.

The previous prime is 11421814009. The next prime is 11421814037. The reversal of 11421814033 is 33041812411.

It is a de Polignac number, because none of the positive numbers 2^k-11421814033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11421813992 and 11421814010.

It is not an unprimeable number, because it can be changed into a prime (11421814037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 695808 + ... + 712033.

It is an arithmetic number, because the mean of its divisors is an integer number (872862040).

Almost surely, 2^11421814033 is an apocalyptic number.

It is an amenable number.

11421814033 is a deficient number, since it is larger than the sum of its proper divisors (2543978607).

11421814033 is a wasteful number, since it uses less digits than its factorization.

11421814033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407928.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 11421814033 in words is "eleven billion, four hundred twenty-one million, eight hundred fourteen thousand, thirty-three".