1135799898065 has 16 divisors (see below), whose sum is σ = 1557754571520. Its totient is φ = 778791145920.

The previous prime is 1135799898061. The next prime is 1135799898067. The reversal of 1135799898065 is 5608989975311.

It is not a de Polignac number, because 1135799898065 - 2² = 1135799898061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1135799898065.

It is not an unprimeable number, because it can be changed into a prime (1135799898061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248741 + ... + 1527570.

It is an arithmetic number, because the mean of its divisors is an integer number (97359660720).

Almost surely, 2^{1135799898065} is an apocalyptic number.

It is an amenable number.

1135799898065 is a deficient number, since it is larger than the sum of its proper divisors (421954673455).

1135799898065 is a wasteful number, since it uses less digits than its factorization.

1135799898065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794592.

The product of its (nonzero) digits is 146966400, while the sum is 71.

The spelling of 1135799898065 in words is "one trillion, one hundred thirty-five billion, seven hundred ninety-nine million, eight hundred ninety-eight thousand, sixty-five".