1011059475817 has 2 divisors, whose sum is σ = 1011059475818. Its totient is φ = 1011059475816.

The previous prime is 1011059475773. The next prime is 1011059475847. The reversal of 1011059475817 is 7185749501101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 513775001961 + 497284473856 = 716781^2 + 705184^2 .

It is an emirp because it is prime and its reverse (7185749501101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011059475817 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011059475847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505529737908 + 505529737909.

It is an arithmetic number, because the mean of its divisors is an integer number (505529737909).

Almost surely, 2^{1011059475817} is an apocalyptic number.

It is an amenable number.

1011059475817 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011059475817 is an equidigital number, since it uses as much as digits as its factorization.

1011059475817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 352800, while the sum is 49.

The spelling of 1011059475817 in words is "one trillion, eleven billion, fifty-nine million, four hundred seventy-five thousand, eight hundred seventeen".