100145258797 has 2 divisors, whose sum is σ = 100145258798. Its totient is φ = 100145258796.

The previous prime is 100145258783. The next prime is 100145258821. The reversal of 100145258797 is 797852541001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82513137001 + 17632121796 = 287251^2 + 132786^2 .

It is a cyclic number.

It is not a de Polignac number, because 100145258797 - 2¹⁵ = 100145226029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100145258797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100145258497) 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, 50072629398 + 50072629399.

It is an arithmetic number, because the mean of its divisors is an integer number (50072629399).

Almost surely, 2^100145258797 is an apocalyptic number.

It is an amenable number.

100145258797 is a deficient number, since it is larger than the sum of its proper divisors (1).

100145258797 is an equidigital number, since it uses as much as digits as its factorization.

100145258797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 705600, while the sum is 49.

Adding to 100145258797 its reverse (797852541001), we get a palindrome (897997799798).

The spelling of 100145258797 in words is "one hundred billion, one hundred forty-five million, two hundred fifty-eight thousand, seven hundred ninety-seven".