6252112143209 has 2 divisors, whose sum is σ = 6252112143210. Its totient is φ = 6252112143208.

The previous prime is 6252112143107. The next prime is 6252112143247. The reversal of 6252112143209 is 9023412112526.

It is an a-pointer prime, because the next prime (6252112143247) can be obtained adding 6252112143209 to its sum of digits (38).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3557195918809 + 2694916224400 = 1886053^2 + 1641620^2 .

It is a cyclic number.

It is not a de Polignac number, because 6252112143209 - 2¹² = 6252112139113 is a prime.

It is a super-2 number, since 2×6252112143209² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6252112143259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3126056071604 + 3126056071605.

It is an arithmetic number, because the mean of its divisors is an integer number (3126056071605).

Almost surely, 2^{6252112143209} is an apocalyptic number.

It is an amenable number.

6252112143209 is a deficient number, since it is larger than the sum of its proper divisors (1).

6252112143209 is an equidigital number, since it uses as much as digits as its factorization.

6252112143209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 6252112143209 in words is "six trillion, two hundred fifty-two billion, one hundred twelve million, one hundred forty-three thousand, two hundred nine".