11404013061 has 32 divisors (see below), whose sum is σ = 17693733888. Its totient is φ = 6398801280.

The previous prime is 11404013051. The next prime is 11404013069. The reversal of 11404013061 is 16031040411.

It is not a de Polignac number, because 11404013061 - 2⁵ = 11404013029 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11404013069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 331606 + ... + 364376.

It is an arithmetic number, because the mean of its divisors is an integer number (552929184).

Almost surely, 2^11404013061 is an apocalyptic number.

It is an amenable number.

11404013061 is a deficient number, since it is larger than the sum of its proper divisors (6289720827).

11404013061 is a wasteful number, since it uses less digits than its factorization.

11404013061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33081.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11404013061 its reverse (16031040411), we get a palindrome (27435053472).

The spelling of 11404013061 in words is "eleven billion, four hundred four million, thirteen thousand, sixty-one".