11404001241391 has 32 divisors (see below), whose sum is σ = 12564993632256. Its totient is φ = 10264405536000.

The previous prime is 11404001241371. The next prime is 11404001241433. The reversal of 11404001241391 is 19314210040411.

It is not a de Polignac number, because 11404001241391 - 2²⁵ = 11403967686959 is a prime.

It is a super-2 number, since 2×11404001241391² (a number of 27 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 (11404001241371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 304713706 + ... + 304751128.

It is an arithmetic number, because the mean of its divisors is an integer number (392656051008).

Almost surely, 2^{11404001241391} is an apocalyptic number.

11404001241391 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11404001241391 is a deficient number, since it is larger than the sum of its proper divisors (1160992390865).

11404001241391 is a wasteful number, since it uses less digits than its factorization.

11404001241391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38343.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 11404001241391 in words is "eleven trillion, four hundred four billion, one million, two hundred forty-one thousand, three hundred ninety-one".