3121330434 has 32 divisors (see below), whose sum is σ = 6416977920. Its totient is φ = 1011439872.

The previous prime is 3121330427. The next prime is 3121330447. The reversal of 3121330434 is 4340331213.

It is a Curzon 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, 278442 + ... + 289434.

It is an arithmetic number, because the mean of its divisors is an integer number (200530560).

Almost surely, 2^3121330434 is an apocalyptic number.

3121330434 is an abundant number, since it is smaller than the sum of its proper divisors (3295647486).

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

3121330434 is a wasteful number, since it uses less digits than its factorization.

3121330434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12314.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 3121330434 is about 55868.8682004567. The cubic root of 3121330434 is about 1461.4363849086.

Adding to 3121330434 its reverse (4340331213), we get a palindrome (7461661647).

The spelling of 3121330434 in words is "three billion, one hundred twenty-one million, three hundred thirty thousand, four hundred thirty-four".