5243145241001 has 2 divisors, whose sum is σ = 5243145241002. Its totient is φ = 5243145241000.

The previous prime is 5243145240997. The next prime is 5243145241007. The reversal of 5243145241001 is 1001425413425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4538821463401 + 704323777600 = 2130451^2 + 839240^2 .

It is a cyclic number.

It is not a de Polignac number, because 5243145241001 - 2² = 5243145240997 is a prime.

It is not a weakly prime, because it can be changed into another prime (5243145241007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2621572620500 + 2621572620501.

It is an arithmetic number, because the mean of its divisors is an integer number (2621572620501).

Almost surely, 2^{5243145241001} is an apocalyptic number.

It is an amenable number.

5243145241001 is a deficient number, since it is larger than the sum of its proper divisors (1).

5243145241001 is an equidigital number, since it uses as much as digits as its factorization.

5243145241001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 32.

The spelling of 5243145241001 in words is "five trillion, two hundred forty-three billion, one hundred forty-five million, two hundred forty-one thousand, one".