1113315311 has 8 divisors (see below), whose sum is σ = 1146062064. Its totient is φ = 1080708480.

The previous prime is 1113315283. The next prime is 1113315341. The reversal of 1113315311 is 1135133111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113315311 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 (1113315341) 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, 18725 + ... + 50766.

It is an arithmetic number, because the mean of its divisors is an integer number (143257758).

Almost surely, 2^1113315311 is an apocalyptic number.

1113315311 is a deficient number, since it is larger than the sum of its proper divisors (32746753).

1113315311 is an equidigital number, since it uses as much as digits as its factorization.

1113315311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69961.

The product of its digits is 135, while the sum is 20.

The square root of 1113315311 is about 33366.3799504831. The cubic root of 1113315311 is about 1036.4286124098.

Adding to 1113315311 its reverse (1135133111), we get a palindrome (2248448422).

The spelling of 1113315311 in words is "one billion, one hundred thirteen million, three hundred fifteen thousand, three hundred eleven".