1135889365 has 16 divisors (see below), whose sum is σ = 1468697328. Its totient is φ = 838365696.

The previous prime is 1135889317. The next prime is 1135889389. The reversal of 1135889365 is 5639885311.

It can be written as a sum of positive squares in 8 ways, for example, as 564822756 + 571066609 = 23766^2 + 23897^2 .

It is a cyclic number.

It is not a de Polignac number, because 1135889365 - 2¹⁵ = 1135856597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167827 + ... + 174463.

It is an arithmetic number, because the mean of its divisors is an integer number (91793583).

Almost surely, 2^1135889365 is an apocalyptic number.

It is an amenable number.

1135889365 is a deficient number, since it is larger than the sum of its proper divisors (332807963).

1135889365 is a wasteful number, since it uses less digits than its factorization.

1135889365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9288.

The product of its digits is 777600, while the sum is 49.

The square root of 1135889365 is about 33702.9578078839. The cubic root of 1135889365 is about 1043.3868152542.

The spelling of 1135889365 in words is "one billion, one hundred thirty-five million, eight hundred eighty-nine thousand, three hundred sixty-five".