11403434435 has 4 divisors (see below), whose sum is σ = 13684121328. Its totient is φ = 9122747544.

The previous prime is 11403434429. The next prime is 11403434467. The reversal of 11403434435 is 53443430411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53443430411 = 7 ⋅7634775773.

It is a cyclic number.

It is not a de Polignac number, because 11403434435 - 2²⁰ = 11402385859 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1140343439 + ... + 1140343448.

It is an arithmetic number, because the mean of its divisors is an integer number (3421030332).

Almost surely, 2^11403434435 is an apocalyptic number.

11403434435 is a deficient number, since it is larger than the sum of its proper divisors (2280686893).

11403434435 is an equidigital number, since it uses as much as digits as its factorization.

11403434435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2280686892.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 11403434435 its reverse (53443430411), we get a palindrome (64846864846).

The spelling of 11403434435 in words is "eleven billion, four hundred three million, four hundred thirty-four thousand, four hundred thirty-five".