11723956 has 12 divisors (see below), whose sum is σ = 20853700. Its totient is φ = 5765760.

The previous prime is 11723953. The next prime is 11723977. The reversal of 11723956 is 65932711.

11723956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 608400 + 11115556 = 780^2 + 3334^2 .

It is a super-2 number, since 2×11723956² = 274902288579872, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11723953) 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, 23781 + ... + 24268.

Almost surely, 2^11723956 is an apocalyptic number.

It is an amenable number.

11723956 is a deficient number, since it is larger than the sum of its proper divisors (9129744).

11723956 is a wasteful number, since it uses less digits than its factorization.

11723956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48114 (or 48112 counting only the distinct ones).

The product of its digits is 11340, while the sum is 34.

The square root of 11723956 is about 3424.0262849458. The cubic root of 11723956 is about 227.1737044304.

The spelling of 11723956 in words is "eleven million, seven hundred twenty-three thousand, nine hundred fifty-six".