11419661 has 8 divisors (see below), whose sum is σ = 12999744. Its totient is φ = 9929920.

The previous prime is 11419657. The next prime is 11419673. The reversal of 11419661 is 16691411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11419661 - 2² = 11419657 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11419621) 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, 22316 + ... + 22821.

It is an arithmetic number, because the mean of its divisors is an integer number (1624968).

Almost surely, 2^11419661 is an apocalyptic number.

11419661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11419661 is a deficient number, since it is larger than the sum of its proper divisors (1580083).

11419661 is a wasteful number, since it uses less digits than its factorization.

11419661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45171.

The product of its digits is 1296, while the sum is 29.

The square root of 11419661 is about 3379.2988917821. The cubic root of 11419661 is about 225.1910213192.

The spelling of 11419661 in words is "eleven million, four hundred nineteen thousand, six hundred sixty-one".