42023003251 has 2 divisors, whose sum is σ = 42023003252. Its totient is φ = 42023003250.

The previous prime is 42023003249. The next prime is 42023003263. The reversal of 42023003251 is 15230032024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42023003251 - 2¹ = 42023003249 is a prime.

Together with 42023003249, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (42023000251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21011501625 + 21011501626.

It is an arithmetic number, because the mean of its divisors is an integer number (21011501626).

Almost surely, 2^42023003251 is an apocalyptic number.

42023003251 is a deficient number, since it is larger than the sum of its proper divisors (1).

42023003251 is an equidigital number, since it uses as much as digits as its factorization.

42023003251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 42023003251 its reverse (15230032024), we get a palindrome (57253035275).

The spelling of 42023003251 in words is "forty-two billion, twenty-three million, three thousand, two hundred fifty-one".