11434401001 has 6 divisors (see below), whose sum is σ = 12067886202. Its totient is φ = 10832590080.

The previous prime is 11434400977. The next prime is 11434401019. The reversal of 11434401001 is 10010443411.

11434401001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10805394601 + 629006400 = 103949^2 + 25080^2 .

It is not a de Polignac number, because 11434401001 - 2¹¹ = 11434398953 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11434401001.

It is not an unprimeable number, because it can be changed into a prime (11434471001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15836760 + ... + 15837481.

It is an arithmetic number, because the mean of its divisors is an integer number (2011314367).

Almost surely, 2^11434401001 is an apocalyptic number.

It is an amenable number.

11434401001 is a deficient number, since it is larger than the sum of its proper divisors (633485201).

11434401001 is an equidigital number, since it uses as much as digits as its factorization.

11434401001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31674279 (or 31674260 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11434401001 its reverse (10010443411), we get a palindrome (21444844412).

The spelling of 11434401001 in words is "eleven billion, four hundred thirty-four million, four hundred one thousand, one".