11271949417 has 8 divisors (see below), whose sum is σ = 11683598976. Its totient is φ = 10867459152.

The previous prime is 11271949393. The next prime is 11271949427. The reversal of 11271949417 is 71494917211.

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-11271949417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11271949427) 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 7 ways as a sum of consecutive naturals, for example, 1786618 + ... + 1792915.

It is an arithmetic number, because the mean of its divisors is an integer number (1460449872).

Almost surely, 2^11271949417 is an apocalyptic number.

It is an amenable number.

11271949417 is a deficient number, since it is larger than the sum of its proper divisors (411649559).

11271949417 is an equidigital number, since it uses as much as digits as its factorization.

11271949417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3579647.

The product of its digits is 127008, while the sum is 46.

The spelling of 11271949417 in words is "eleven billion, two hundred seventy-one million, nine hundred forty-nine thousand, four hundred seventeen".