2134431311 has 8 divisors (see below), whose sum is σ = 2260702080. Its totient is φ = 2008240128.

The previous prime is 2134431307. The next prime is 2134431331. The reversal of 2134431311 is 1131344312.

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

It is a cyclic number.

It is not a de Polignac number, because 2134431311 - 2² = 2134431307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134431331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40610 + ... + 76928.

It is an arithmetic number, because the mean of its divisors is an integer number (282587760).

Almost surely, 2^2134431311 is an apocalyptic number.

2134431311 is a deficient number, since it is larger than the sum of its proper divisors (126270769).

2134431311 is a wasteful number, since it uses less digits than its factorization.

2134431311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39793.

The product of its digits is 864, while the sum is 23.

The square root of 2134431311 is about 46199.9059631078. The cubic root of 2134431311 is about 1287.5399928005.

Adding to 2134431311 its reverse (1131344312), we get a palindrome (3265775623).

The spelling of 2134431311 in words is "two billion, one hundred thirty-four million, four hundred thirty-one thousand, three hundred eleven".