8214321039 has 16 divisors (see below), whose sum is σ = 11430726912. Its totient is φ = 5237152448.

The previous prime is 8214321029. The next prime is 8214321047. The reversal of 8214321039 is 9301234128.

It is a cyclic number.

It is not a de Polignac number, because 8214321039 - 2⁴ = 8214321023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8214321029) 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, 672424 + ... + 684530.

It is an arithmetic number, because the mean of its divisors is an integer number (714420432).

Almost surely, 2^8214321039 is an apocalyptic number.

8214321039 is a deficient number, since it is larger than the sum of its proper divisors (3216405873).

8214321039 is a wasteful number, since it uses less digits than its factorization.

8214321039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21966.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 8214321039 is about 90632.8915957115. The cubic root of 8214321039 is about 2017.7029274314.

The spelling of 8214321039 in words is "eight billion, two hundred fourteen million, three hundred twenty-one thousand, thirty-nine".