311400011 has 8 divisors (see below), whose sum is σ = 335500704. Its totient is φ = 287320320.

The previous prime is 311400007. The next prime is 311400071. The reversal of 311400011 is 110004113.

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 311400011 - 2² = 311400007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 311399965 and 311400001.

It is not an unprimeable number, because it can be changed into a prime (311400071) 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, 40130 + ... + 47256.

It is an arithmetic number, because the mean of its divisors is an integer number (41937588).

Almost surely, 2^311400011 is an apocalyptic number.

311400011 is a deficient number, since it is larger than the sum of its proper divisors (24100693).

311400011 is a wasteful number, since it uses less digits than its factorization.

311400011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10501.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 311400011 is about 17646.5297154993. The cubic root of 311400011 is about 677.8072468887.

Adding to 311400011 its reverse (110004113), we get a palindrome (421404124).

The spelling of 311400011 in words is "three hundred eleven million, four hundred thousand, eleven".