2153321314 has 4 divisors (see below), whose sum is σ = 3229981974. Its totient is φ = 1076660656.

The previous prime is 2153321293. The next prime is 2153321327. The reversal of 2153321314 is 4131233512.

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., 1765428289 + 387893025 = 42017^2 + 19695^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538330327 + ... + 538330330.

Almost surely, 2^2153321314 is an apocalyptic number.

2153321314 is a deficient number, since it is larger than the sum of its proper divisors (1076660660).

2153321314 is a wasteful number, since it uses less digits than its factorization.

2153321314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076660659.

The product of its digits is 2160, while the sum is 25.

The square root of 2153321314 is about 46403.8933064888. The cubic root of 2153321314 is about 1291.3271428800.

Adding to 2153321314 its reverse (4131233512), we get a palindrome (6284554826).

The spelling of 2153321314 in words is "two billion, one hundred fifty-three million, three hundred twenty-one thousand, three hundred fourteen".