311350134245 has 8 divisors (see below), whose sum is σ = 373624010880. Its totient is φ = 249077540880.

The previous prime is 311350134203. The next prime is 311350134317. The reversal of 311350134245 is 542431053113.

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

It is not a de Polignac number, because 311350134245 - 2³⁰ = 310276392421 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334736 + ... + 857174.

It is an arithmetic number, because the mean of its divisors is an integer number (46703001360).

Almost surely, 2^311350134245 is an apocalyptic number.

It is an amenable number.

311350134245 is a deficient number, since it is larger than the sum of its proper divisors (62273876635).

311350134245 is a wasteful number, since it uses less digits than its factorization.

311350134245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641635.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 311350134245 its reverse (542431053113), we get a palindrome (853781187358).

The spelling of 311350134245 in words is "three hundred eleven billion, three hundred fifty million, one hundred thirty-four thousand, two hundred forty-five".