11541314419991 has 8 divisors (see below), whose sum is σ = 11914853228544. Its totient is φ = 11167853007960.

The previous prime is 11541314419907. The next prime is 11541314420003. The reversal of 11541314419991 is 19991441314511.

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 not a de Polignac number, because 11541314419991 - 2¹⁸ = 11541314157847 is a prime.

It is a super-3 number, since 3×11541314419991³ (a number of 40 digits) contains 333 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 (11541314416991) 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, 19045991 + ... + 19642616.

It is an arithmetic number, because the mean of its divisors is an integer number (1489356653568).

Almost surely, 2^{11541314419991} is an apocalyptic number.

11541314419991 is a deficient number, since it is larger than the sum of its proper divisors (373538808553).

11541314419991 is an equidigital number, since it uses as much as digits as its factorization.

11541314419991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38698261.

The product of its digits is 699840, while the sum is 53.

The spelling of 11541314419991 in words is "eleven trillion, five hundred forty-one billion, three hundred fourteen million, four hundred nineteen thousand, nine hundred ninety-one".