11404023361 has 8 divisors (see below), whose sum is σ = 11449720584. Its totient is φ = 11358412800.

The previous prime is 11404023263. The next prime is 11404023431. The reversal of 11404023361 is 16332040411.

It can be written as a sum of positive squares in 4 ways, for example, as 4300736400 + 7103286961 = 65580^2 + 84281^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11404023361 - 2²¹ = 11401926209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11404021361) 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, 248745 + ... + 291001.

It is an arithmetic number, because the mean of its divisors is an integer number (1431215073).

Almost surely, 2^11404023361 is an apocalyptic number.

It is an amenable number.

11404023361 is a deficient number, since it is larger than the sum of its proper divisors (45697223).

11404023361 is an equidigital number, since it uses as much as digits as its factorization.

11404023361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43331.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 11404023361 its reverse (16332040411), we get a palindrome (27736063772).

The spelling of 11404023361 in words is "eleven billion, four hundred four million, twenty-three thousand, three hundred sixty-one".