23409101 has 4 divisors (see below), whose sum is σ = 24426912. Its totient is φ = 22391292.

The previous prime is 23409097. The next prime is 23409103. The reversal of 23409101 is 10190432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23409101 - 2² = 23409097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23409103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508871 + ... + 508916.

It is an arithmetic number, because the mean of its divisors is an integer number (6106728).

Almost surely, 2^23409101 is an apocalyptic number.

It is an amenable number.

23409101 is a deficient number, since it is larger than the sum of its proper divisors (1017811).

23409101 is a wasteful number, since it uses less digits than its factorization.

23409101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017810.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 23409101 is about 4838.2952576295. The cubic root of 23409101 is about 286.0629272915.

Adding to 23409101 its reverse (10190432), we get a palindrome (33599533).

The spelling of 23409101 in words is "twenty-three million, four hundred nine thousand, one hundred one".