3134431321 has 16 divisors (see below), whose sum is σ = 3802536576. Its totient is φ = 2522209536.

The previous prime is 3134431301. The next prime is 3134431351. The reversal of 3134431321 is 1231344313.

3134431321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3134431321 - 2¹¹ = 3134429273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3134431301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14070 + ... + 80416.

It is an arithmetic number, because the mean of its divisors is an integer number (237658536).

Almost surely, 2^3134431321 is an apocalyptic number.

It is an amenable number.

3134431321 is a deficient number, since it is larger than the sum of its proper divisors (668105255).

3134431321 is a wasteful number, since it uses less digits than its factorization.

3134431321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66768.

The product of its digits is 2592, while the sum is 25.

The square root of 3134431321 is about 55985.9921855458. The cubic root of 3134431321 is about 1463.4781839490.

Adding to 3134431321 its reverse (1231344313), we get a palindrome (4365775634).

The spelling of 3134431321 in words is "three billion, one hundred thirty-four million, four hundred thirty-one thousand, three hundred twenty-one".