311043242434 has 8 divisors (see below), whose sum is σ = 466567895628. Its totient is φ = 155520610560.

The previous prime is 311043242399. The next prime is 311043242441. The reversal of 311043242434 is 434242340113.

It can be written as a sum of positive squares in 2 ways, for example, as 251798222025 + 59245020409 = 501795^2 + 243403^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 311043242396 and 311043242405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31927 + ... + 789370.

Almost surely, 2^311043242434 is an apocalyptic number.

311043242434 is a deficient number, since it is larger than the sum of its proper divisors (155524653194).

311043242434 is a wasteful number, since it uses less digits than its factorization.

311043242434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010660.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 311043242434 its reverse (434242340113), we get a palindrome (745285582547).

The spelling of 311043242434 in words is "three hundred eleven billion, forty-three million, two hundred forty-two thousand, four hundred thirty-four".