1017001120061 has 2 divisors, whose sum is σ = 1017001120062. Its totient is φ = 1017001120060.

The previous prime is 1017001120019. The next prime is 1017001120133. The reversal of 1017001120061 is 1600211007101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1010841224836 + 6159895225 = 1005406^2 + 78485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1017001120061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1017001170061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 508500560030 + 508500560031.

It is an arithmetic number, because the mean of its divisors is an integer number (508500560031).

Almost surely, 2^{1017001120061} is an apocalyptic number.

It is an amenable number.

1017001120061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1017001120061 is an equidigital number, since it uses as much as digits as its factorization.

1017001120061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 20.

Adding to 1017001120061 its reverse (1600211007101), we get a palindrome (2617212127162).

The spelling of 1017001120061 in words is "one trillion, seventeen billion, one million, one hundred twenty thousand, sixty-one".