23450051 has 4 divisors (see below), whose sum is σ = 23476704. Its totient is φ = 23423400.

The previous prime is 23450029. The next prime is 23450057. The reversal of 23450051 is 15005432.

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-23450051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23450057) 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, 11960 + ... + 13781.

It is an arithmetic number, because the mean of its divisors is an integer number (5869176).

Almost surely, 2^23450051 is an apocalyptic number.

23450051 is a deficient number, since it is larger than the sum of its proper divisors (26653).

23450051 is an equidigital number, since it uses as much as digits as its factorization.

23450051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26652.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 23450051 is about 4842.5252709717. The cubic root of 23450051 is about 286.2296352858.

Adding to 23450051 its reverse (15005432), we get a palindrome (38455483).

The spelling of 23450051 in words is "twenty-three million, four hundred fifty thousand, fifty-one".