11404531043 has 8 divisors (see below), whose sum is σ = 11622188448. Its totient is φ = 11186965504.

The previous prime is 11404531009. The next prime is 11404531057. The reversal of 11404531043 is 34013540411.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11404531043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11404531003) 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, 260771 + ... + 301347.

It is an arithmetic number, because the mean of its divisors is an integer number (1452773556).

Almost surely, 2^11404531043 is an apocalyptic number.

11404531043 is a deficient number, since it is larger than the sum of its proper divisors (217657405).

11404531043 is an equidigital number, since it uses as much as digits as its factorization.

11404531043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45933.

The product of its (nonzero) digits is 2880, while the sum is 26.

The spelling of 11404531043 in words is "eleven billion, four hundred four million, five hundred thirty-one thousand, forty-three".