2051324434 has 4 divisors (see below), whose sum is σ = 3076986654. Its totient is φ = 1025662216.

The previous prime is 2051324419. The next prime is 2051324479. The reversal of 2051324434 is 4344231502.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2042768809 + 8555625 = 45197^2 + 2925^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512831107 + ... + 512831110.

Almost surely, 2^2051324434 is an apocalyptic number.

2051324434 is a deficient number, since it is larger than the sum of its proper divisors (1025662220).

2051324434 is a wasteful number, since it uses less digits than its factorization.

2051324434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025662219.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 2051324434 is about 45291.5492559042. The cubic root of 2051324434 is about 1270.6076068317.

Adding to 2051324434 its reverse (4344231502), we get a palindrome (6395555936).

The spelling of 2051324434 in words is "two billion, fifty-one million, three hundred twenty-four thousand, four hundred thirty-four".