11471719 has 8 divisors (see below), whose sum is σ = 13881888. Its totient is φ = 9254400.

The previous prime is 11471711. The next prime is 11471723. The reversal of 11471719 is 91717411.

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 11471719 - 2³ = 11471711 is a prime.

It is a super-2 number, since 2×11471719² = 263200673629922, which 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 (11471711) 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, 48082 + ... + 48319.

It is an arithmetic number, because the mean of its divisors is an integer number (1735236).

Almost surely, 2^11471719 is an apocalyptic number.

11471719 is a deficient number, since it is larger than the sum of its proper divisors (2410169).

11471719 is an equidigital number, since it uses as much as digits as its factorization.

11471719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96425.

The product of its digits is 1764, while the sum is 31.

The square root of 11471719 is about 3386.9926188287. The cubic root of 11471719 is about 225.5326901181.

The spelling of 11471719 in words is "eleven million, four hundred seventy-one thousand, seven hundred nineteen".