1011405536959 has 2 divisors, whose sum is σ = 1011405536960. Its totient is φ = 1011405536958.

The previous prime is 1011405536941. The next prime is 1011405537007. The reversal of 1011405536959 is 9596355041101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1011405536959 - 2¹⁷ = 1011405405887 is a prime.

It is a super-2 number, since 2×1011405536959² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011405536929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505702768479 + 505702768480.

It is an arithmetic number, because the mean of its divisors is an integer number (505702768480).

Almost surely, 2^{1011405536959} is an apocalyptic number.

1011405536959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011405536959 is an equidigital number, since it uses as much as digits as its factorization.

1011405536959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 729000, while the sum is 49.

The spelling of 1011405536959 in words is "one trillion, eleven billion, four hundred five million, five hundred thirty-six thousand, nine hundred fifty-nine".