23097155 has 8 divisors (see below), whose sum is σ = 28002912. Its totient is φ = 18286848.

The previous prime is 23097133. The next prime is 23097161. The reversal of 23097155 is 55179032.

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 23097155 - 2¹⁰ = 23096131 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23327 + ... + 24296.

It is an arithmetic number, because the mean of its divisors is an integer number (3500364).

Almost surely, 2^23097155 is an apocalyptic number.

23097155 is a deficient number, since it is larger than the sum of its proper divisors (4905757).

23097155 is an equidigital number, since it uses as much as digits as its factorization.

23097155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47725.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 23097155 is about 4805.9499581248. The cubic root of 23097155 is about 284.7865643188.

The spelling of 23097155 in words is "twenty-three million, ninety-seven thousand, one hundred fifty-five".