11423434413 has 8 divisors (see below), whose sum is σ = 15253290976. Its totient is φ = 7604600400.

The previous prime is 11423434381. The next prime is 11423434423. The reversal of 11423434413 is 31443432411.

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

It is not a de Polignac number, because 11423434413 - 2⁵ = 11423434381 is a prime.

It is a super-2 number, since 2×11423434413² (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 (11423434423) 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, 2753218 + ... + 2757363.

It is an arithmetic number, because the mean of its divisors is an integer number (1906661372).

Almost surely, 2^11423434413 is an apocalyptic number.

It is an amenable number.

11423434413 is a deficient number, since it is larger than the sum of its proper divisors (3829856563).

11423434413 is an equidigital number, since it uses as much as digits as its factorization.

11423434413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5511275.

The product of its digits is 13824, while the sum is 30.

Adding to 11423434413 its reverse (31443432411), we get a palindrome (42866866824).

The spelling of 11423434413 in words is "eleven billion, four hundred twenty-three million, four hundred thirty-four thousand, four hundred thirteen".