11026534421 has 8 divisors (see below), whose sum is σ = 12619736064. Its totient is φ = 9437828400.

The previous prime is 11026534417. The next prime is 11026534433. The reversal of 11026534421 is 12443562011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11026534421 - 2² = 11026534417 is a prime.

It is a super-2 number, since 2×11026534421² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11026534411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1118645 + ... + 1128458.

It is an arithmetic number, because the mean of its divisors is an integer number (1577467008).

Almost surely, 2^11026534421 is an apocalyptic number.

It is an amenable number.

11026534421 is a deficient number, since it is larger than the sum of its proper divisors (1593201643).

11026534421 is an equidigital number, since it uses as much as digits as its factorization.

11026534421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2247811.

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 11026534421 in words is "eleven billion, twenty-six million, five hundred thirty-four thousand, four hundred twenty-one".