252089475247 has 2 divisors, whose sum is σ = 252089475248. Its totient is φ = 252089475246.

The previous prime is 252089475221. The next prime is 252089475251. The reversal of 252089475247 is 742574980252.

252089475247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252089475247 is a prime.

It is a super-2 number, since 2×252089475247² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252089475217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126044737623 + 126044737624.

It is an arithmetic number, because the mean of its divisors is an integer number (126044737624).

Almost surely, 2^252089475247 is an apocalyptic number.

252089475247 is a deficient number, since it is larger than the sum of its proper divisors (1).

252089475247 is an equidigital number, since it uses as much as digits as its factorization.

252089475247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11289600, while the sum is 55.

The spelling of 252089475247 in words is "two hundred fifty-two billion, eighty-nine million, four hundred seventy-five thousand, two hundred forty-seven".