11955423 has 8 divisors (see below), whose sum is σ = 16633728. Its totient is φ = 7623704.

The previous prime is 11955421. The next prime is 11955439. The reversal of 11955423 is 32455911.

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 11955423 - 2¹ = 11955421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11955421) 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, 86565 + ... + 86702.

It is an arithmetic number, because the mean of its divisors is an integer number (2079216).

Almost surely, 2^11955423 is an apocalyptic number.

11955423 is a deficient number, since it is larger than the sum of its proper divisors (4678305).

11955423 is a wasteful number, since it uses less digits than its factorization.

11955423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173293.

The product of its digits is 5400, while the sum is 30.

The square root of 11955423 is about 3457.6614929747. The cubic root of 11955423 is about 228.6590082726.

The spelling of 11955423 in words is "eleven million, nine hundred fifty-five thousand, four hundred twenty-three".