11211705434 has 8 divisors (see below), whose sum is σ = 16904696340. Its totient is φ = 5576806656.

The previous prime is 11211705433. The next prime is 11211705443. The reversal of 11211705434 is 43450711211.

It can be written as a sum of positive squares in 2 ways, for example, as 11194274809 + 17430625 = 105803^2 + 4175^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 11211705397 and 11211705406.

It is not an unprimeable number, because it can be changed into a prime (11211705433) 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, 14522549 + ... + 14523320.

Almost surely, 2^11211705434 is an apocalyptic number.

11211705434 is a deficient number, since it is larger than the sum of its proper divisors (5692990906).

11211705434 is a wasteful number, since it uses less digits than its factorization.

11211705434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29046064.

The product of its (nonzero) digits is 3360, while the sum is 29.

The spelling of 11211705434 in words is "eleven billion, two hundred eleven million, seven hundred five thousand, four hundred thirty-four".