11973126 has 32 divisors (see below), whose sum is σ = 26834688. Its totient is φ = 3529440.

The previous prime is 11973113. The next prime is 11973139. The reversal of 11973126 is 62137911.

It is an interprime number because it is at equal distance from previous prime (11973113) and next prime (11973139).

It is a junction number, because it is equal to n+sod(n) for n = 11973093 and 11973102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10 + ... + 4893.

It is an arithmetic number, because the mean of its divisors is an integer number (838584).

Almost surely, 2^11973126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11973126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13417344).

11973126 is an abundant number, since it is smaller than the sum of its proper divisors (14861562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11973126 is a wasteful number, since it uses less digits than its factorization.

11973126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4956.

The product of its digits is 2268, while the sum is 30.

The square root of 11973126 is about 3460.2205132043. The cubic root of 11973126 is about 228.7718149341.

The spelling of 11973126 in words is "eleven million, nine hundred seventy-three thousand, one hundred twenty-six".