11974873 has 4 divisors (see below), whose sum is σ = 12200868. Its totient is φ = 11748880.

The previous prime is 11974871. The next prime is 11974889. The reversal of 11974873 is 37847911.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9909904 + 2064969 = 3148^2 + 1437^2 .

It is a cyclic number.

It is not a de Polignac number, because 11974873 - 2¹ = 11974871 is a prime.

It is a super-2 number, since 2×11974873² = 286795166732258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11974871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112918 + ... + 113023.

It is an arithmetic number, because the mean of its divisors is an integer number (3050217).

Almost surely, 2^11974873 is an apocalyptic number.

It is an amenable number.

11974873 is a deficient number, since it is larger than the sum of its proper divisors (225995).

11974873 is an equidigital number, since it uses as much as digits as its factorization.

11974873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225994.

The product of its digits is 42336, while the sum is 40.

The square root of 11974873 is about 3460.4729445554. The cubic root of 11974873 is about 228.7829410990.

The spelling of 11974873 in words is "eleven million, nine hundred seventy-four thousand, eight hundred seventy-three".