252555002543 has 2 divisors, whose sum is σ = 252555002544. Its totient is φ = 252555002542.

The previous prime is 252555002471. The next prime is 252555002549. The reversal of 252555002543 is 345200555252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252555002543 - 2¹² = 252554998447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252555002497 and 252555002506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252555002549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126277501271 + 126277501272.

It is an arithmetic number, because the mean of its divisors is an integer number (126277501272).

Almost surely, 2^252555002543 is an apocalyptic number.

252555002543 is a deficient number, since it is larger than the sum of its proper divisors (1).

252555002543 is an equidigital number, since it uses as much as digits as its factorization.

252555002543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300000, while the sum is 38.

Adding to 252555002543 its reverse (345200555252), we get a palindrome (597755557795).

The spelling of 252555002543 in words is "two hundred fifty-two billion, five hundred fifty-five million, two thousand, five hundred forty-three".