1135963799 has 4 divisors (see below), whose sum is σ = 1147674864. Its totient is φ = 1124252736.

The previous prime is 1135963793. The next prime is 1135963823. The reversal of 1135963799 is 9973695311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9973695311 = 23291 ⋅428221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1135963799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1135963799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135963793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5855387 + ... + 5855580.

It is an arithmetic number, because the mean of its divisors is an integer number (286918716).

Almost surely, 2^1135963799 is an apocalyptic number.

1135963799 is a deficient number, since it is larger than the sum of its proper divisors (11711065).

1135963799 is an equidigital number, since it uses as much as digits as its factorization.

1135963799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11711064.

The product of its digits is 1377810, while the sum is 53.

The square root of 1135963799 is about 33704.0620548918. The cubic root of 1135963799 is about 1043.4096055482.

The spelling of 1135963799 in words is "one billion, one hundred thirty-five million, nine hundred sixty-three thousand, seven hundred ninety-nine".