2134243430 has 64 divisors (see below), whose sum is σ = 4271574528. Its totient is φ = 761295360.

The previous prime is 2134243421. The next prime is 2134243477. The reversal of 2134243430 is 343424312.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2134243430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1279457 + ... + 1281123.

It is an arithmetic number, because the mean of its divisors is an integer number (66743352).

Almost surely, 2^2134243430 is an apocalyptic number.

2134243430 is an abundant number, since it is smaller than the sum of its proper divisors (2137331098).

2134243430 is a wasteful number, since it uses less digits than its factorization.

2134243430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 2134243430 is about 46197.8725700654. The cubic root of 2134243430 is about 1287.5022135884.

Adding to 2134243430 its reverse (343424312), we get a palindrome (2477667742).

The spelling of 2134243430 in words is "two billion, one hundred thirty-four million, two hundred forty-three thousand, four hundred thirty".