11894723 has 8 divisors (see below), whose sum is σ = 12302880. Its totient is φ = 11491200.

The previous prime is 11894689. The next prime is 11894759. The reversal of 11894723 is 32749811.

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 11894723 - 2¹⁰ = 11893699 is a prime.

It is a super-3 number, since 3×11894723³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11894423) 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, 4523 + ... + 6651.

It is an arithmetic number, because the mean of its divisors is an integer number (1537860).

Almost surely, 2^11894723 is an apocalyptic number.

11894723 is the 1844-th centered heptagonal number.

11894723 is a deficient number, since it is larger than the sum of its proper divisors (408157).

11894723 is a wasteful number, since it uses less digits than its factorization.

11894723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2317.

The product of its digits is 12096, while the sum is 35.

The square root of 11894723 is about 3448.8727143807. The cubic root of 11894723 is about 228.2713694554.

The spelling of 11894723 in words is "eleven million, eight hundred ninety-four thousand, seven hundred twenty-three".