23121063 has 12 divisors (see below), whose sum is σ = 38168208. Its totient is φ = 13212000.

The previous prime is 23121053. The next prime is 23121073. The reversal of 23121063 is 36012132.

It is an interprime number because it is at equal distance from previous prime (23121053) and next prime (23121073).

It is not a de Polignac number, because 23121063 - 2⁴ = 23121047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23121053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183438 + ... + 183563.

It is an arithmetic number, because the mean of its divisors is an integer number (3180684).

Almost surely, 2^23121063 is an apocalyptic number.

23121063 is a deficient number, since it is larger than the sum of its proper divisors (15047145).

23121063 is a wasteful number, since it uses less digits than its factorization.

23121063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367014 (or 367011 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 23121063 is about 4808.4366482257. The cubic root of 23121063 is about 284.8847918465.

Adding to 23121063 its reverse (36012132), we get a palindrome (59133195).

It can be divided in two parts, 2312 and 1063, that added together give a cube (3375 = 15³).

The spelling of 23121063 in words is "twenty-three million, one hundred twenty-one thousand, sixty-three".