2134400343 has 16 divisors (see below), whose sum is σ = 2897865600. Its totient is φ = 1396997280.

The previous prime is 2134400339. The next prime is 2134400351. The reversal of 2134400343 is 3430044312.

It is not a de Polignac number, because 2134400343 - 2² = 2134400339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134400363) 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, 136113 + ... + 150981.

It is an arithmetic number, because the mean of its divisors is an integer number (181116600).

Almost surely, 2^2134400343 is an apocalyptic number.

2134400343 is a deficient number, since it is larger than the sum of its proper divisors (763465257).

2134400343 is a wasteful number, since it uses less digits than its factorization.

2134400343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15742.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 2134400343 is about 46199.5708096948. The cubic root of 2134400343 is about 1287.5337658911.

Adding to 2134400343 its reverse (3430044312), we get a palindrome (5564444655).

The spelling of 2134400343 in words is "two billion, one hundred thirty-four million, four hundred thousand, three hundred forty-three".