1017071041838 has 4 divisors (see below), whose sum is σ = 1525606562760. Its totient is φ = 508535520918.

The previous prime is 1017071041823. The next prime is 1017071041849. The reversal of 1017071041838 is 8381401707101.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1017071041795 and 1017071041804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254267760458 + ... + 254267760461.

It is an arithmetic number, because the mean of its divisors is an integer number (381401640690).

Almost surely, 2^{1017071041838} is an apocalyptic number.

1017071041838 is a deficient number, since it is larger than the sum of its proper divisors (508535520922).

1017071041838 is an equidigital number, since it uses as much as digits as its factorization.

1017071041838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508535520921.

The product of its (nonzero) digits is 37632, while the sum is 41.

Adding to 1017071041838 its reverse (8381401707101), we get a palindrome (9398472748939).

The spelling of 1017071041838 in words is "one trillion, seventeen billion, seventy-one million, forty-one thousand, eight hundred thirty-eight".