311242432134 has 32 divisors (see below), whose sum is σ = 652244719104. Its totient is φ = 98824936320.

The previous prime is 311242432091. The next prime is 311242432147. The reversal of 311242432134 is 431234242113.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4645954 + ... + 4712469.

It is an arithmetic number, because the mean of its divisors is an integer number (20382647472).

Almost surely, 2^311242432134 is an apocalyptic number.

311242432134 is an abundant number, since it is smaller than the sum of its proper divisors (341002286970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

311242432134 is a wasteful number, since it uses less digits than its factorization.

311242432134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9358692.

The product of its digits is 13824, while the sum is 30.

Adding to 311242432134 its reverse (431234242113), we get a palindrome (742476674247).

The spelling of 311242432134 in words is "three hundred eleven billion, two hundred forty-two million, four hundred thirty-two thousand, one hundred thirty-four".