1111435013 has 8 divisors (see below), whose sum is σ = 1197700056. Its totient is φ = 1025280000.

The previous prime is 1111435009. The next prime is 1111435019. The reversal of 1111435013 is 3105341111.

It can be written as a sum of positive squares in 4 ways, for example, as 161747524 + 949687489 = 12718^2 + 30817^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1111435013 - 2² = 1111435009 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 (1111435019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5888 + ... + 47513.

It is an arithmetic number, because the mean of its divisors is an integer number (149712507).

Almost surely, 2^1111435013 is an apocalyptic number.

1111435013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1111435013 is a deficient number, since it is larger than the sum of its proper divisors (86265043).

1111435013 is a wasteful number, since it uses less digits than its factorization.

1111435013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55015.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1111435013 is about 33338.1915076388. The cubic root of 1111435013 is about 1035.8448027210.

Adding to 1111435013 its reverse (3105341111), we get a palindrome (4216776124).

The spelling of 1111435013 in words is "one billion, one hundred eleven million, four hundred thirty-five thousand, thirteen".