1135404613 has 4 divisors (see below), whose sum is σ = 1297605280. Its totient is φ = 973203948.

The previous prime is 1135404601. The next prime is 1135404629. The reversal of 1135404613 is 3164045311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1135404613 - 2²⁵ = 1101850181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135404643) 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, 81100323 + ... + 81100336.

It is an arithmetic number, because the mean of its divisors is an integer number (324401320).

Almost surely, 2^1135404613 is an apocalyptic number.

It is an amenable number.

1135404613 is a deficient number, since it is larger than the sum of its proper divisors (162200667).

1135404613 is an equidigital number, since it uses as much as digits as its factorization.

1135404613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162200666.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1135404613 is about 33695.7655054756. The cubic root of 1135404613 is about 1043.2383689273.

Adding to 1135404613 its reverse (3164045311), we get a palindrome (4299449924).

The spelling of 1135404613 in words is "one billion, one hundred thirty-five million, four hundred four thousand, six hundred thirteen".