11380434535 has 16 divisors (see below), whose sum is σ = 13957257600. Its totient is φ = 8904139776.

The previous prime is 11380434529. The next prime is 11380434551. The reversal of 11380434535 is 53543408311.

It is a cyclic number.

It is not a de Polignac number, because 11380434535 - 2¹⁷ = 11380303463 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11380434494 and 11380434503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318871 + ... + 352759.

It is an arithmetic number, because the mean of its divisors is an integer number (872328600).

Almost surely, 2^11380434535 is an apocalyptic number.

11380434535 is a deficient number, since it is larger than the sum of its proper divisors (2576823065).

11380434535 is a wasteful number, since it uses less digits than its factorization.

11380434535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35370.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 11380434535 in words is "eleven billion, three hundred eighty million, four hundred thirty-four thousand, five hundred thirty-five".