11423601 has 24 divisors (see below), whose sum is σ = 18982080. Its totient is φ = 6484896.

The previous prime is 11423597. The next prime is 11423647. The reversal of 11423601 is 10632411.

It is a happy number.

It is not a de Polignac number, because 11423601 - 2² = 11423597 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11423101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10771 + ... + 11783.

It is an arithmetic number, because the mean of its divisors is an integer number (790920).

Almost surely, 2^11423601 is an apocalyptic number.

It is an amenable number.

11423601 is a deficient number, since it is larger than the sum of its proper divisors (7558479).

11423601 is a wasteful number, since it uses less digits than its factorization.

11423601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205 (or 1202 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 11423601 is about 3379.8818026671. The cubic root of 11423601 is about 225.2169167349.

The spelling of 11423601 in words is "eleven million, four hundred twenty-three thousand, six hundred one".