1012603335065 has 24 divisors (see below), whose sum is σ = 1431404173440. Its totient is φ = 685567235808.

The previous prime is 1012603335043. The next prime is 1012603335119. The reversal of 1012603335065 is 5605333062101.

It is not a de Polignac number, because 1012603335065 - 2¹⁶ = 1012603269529 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26139347 + ... + 26178056.

It is an arithmetic number, because the mean of its divisors is an integer number (59641840560).

Almost surely, 2^{1012603335065} is an apocalyptic number.

It is an amenable number.

1012603335065 is a deficient number, since it is larger than the sum of its proper divisors (418800838375).

1012603335065 is an equidigital number, since it uses as much as digits as its factorization.

1012603335065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52317501 (or 52317494 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 35.

Adding to 1012603335065 its reverse (5605333062101), we get a palindrome (6617936397166).

The spelling of 1012603335065 in words is "one trillion, twelve billion, six hundred three million, three hundred thirty-five thousand, sixty-five".