23948111 has 4 divisors (see below), whose sum is σ = 26125224. Its totient is φ = 21771000.

The previous prime is 23948101. The next prime is 23948131. The reversal of 23948111 is 11184932.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23948111 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 (23948101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1088540 + ... + 1088561.

It is an arithmetic number, because the mean of its divisors is an integer number (6531306).

Almost surely, 2^23948111 is an apocalyptic number.

23948111 is a deficient number, since it is larger than the sum of its proper divisors (2177113).

23948111 is a wasteful number, since it uses less digits than its factorization.

23948111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2177112.

The product of its digits is 1728, while the sum is 29.

The square root of 23948111 is about 4893.6807210933. The cubic root of 23948111 is about 288.2418838217.

The spelling of 23948111 in words is "twenty-three million, nine hundred forty-eight thousand, one hundred eleven".