2023421251 has 4 divisors (see below), whose sum is σ = 2111396112. Its totient is φ = 1935446392.

The previous prime is 2023421237. The next prime is 2023421269. The reversal of 2023421251 is 1521243202.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2023421251 - 2⁵ = 2023421219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2023421951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43987396 + ... + 43987441.

It is an arithmetic number, because the mean of its divisors is an integer number (527849028).

Almost surely, 2^2023421251 is an apocalyptic number.

2023421251 is a deficient number, since it is larger than the sum of its proper divisors (87974861).

2023421251 is an equidigital number, since it uses as much as digits as its factorization.

2023421251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87974860.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2023421251 is about 44982.4549241146. The cubic root of 2023421251 is about 1264.8201301329.

Adding to 2023421251 its reverse (1521243202), we get a palindrome (3544664453).

The spelling of 2023421251 in words is "two billion, twenty-three million, four hundred twenty-one thousand, two hundred fifty-one".