2123441434 has 8 divisors (see below), whose sum is σ = 3187005300. Its totient is φ = 1061106336.

The previous prime is 2123441431. The next prime is 2123441459. The reversal of 2123441434 is 4341443212.

It can be written as a sum of positive squares in 2 ways, for example, as 2120326209 + 3115225 = 46047^2 + 1765^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2123441431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302859 + ... + 309790.

Almost surely, 2^2123441434 is an apocalyptic number.

2123441434 is a deficient number, since it is larger than the sum of its proper divisors (1063563866).

2123441434 is a wasteful number, since it uses less digits than its factorization.

2123441434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614384.

The product of its digits is 9216, while the sum is 28.

The square root of 2123441434 is about 46080.8141638144. The cubic root of 2123441434 is about 1285.3264037822.

Adding to 2123441434 its reverse (4341443212), we get a palindrome (6464884646).

The spelling of 2123441434 in words is "two billion, one hundred twenty-three million, four hundred forty-one thousand, four hundred thirty-four".