252281398951 has 2 divisors, whose sum is σ = 252281398952. Its totient is φ = 252281398950.

The previous prime is 252281398903. The next prime is 252281399047. The reversal of 252281398951 is 159893182252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252281398951 - 2¹³ = 252281390759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252281398892 and 252281398901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252281398351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126140699475 + 126140699476.

It is an arithmetic number, because the mean of its divisors is an integer number (126140699476).

Almost surely, 2^252281398951 is an apocalyptic number.

252281398951 is a deficient number, since it is larger than the sum of its proper divisors (1).

252281398951 is an equidigital number, since it uses as much as digits as its factorization.

252281398951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3110400, while the sum is 55.

The spelling of 252281398951 in words is "two hundred fifty-two billion, two hundred eighty-one million, three hundred ninety-eight thousand, nine hundred fifty-one".