693134321 has 8 divisors (see below), whose sum is σ = 757836000. Its totient is φ = 628714240.

The previous prime is 693134317. The next prime is 693134327. The reversal of 693134321 is 123431396.

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

It is not a de Polignac number, because 693134321 - 2² = 693134317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (693134327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65231 + ... + 75108.

It is an arithmetic number, because the mean of its divisors is an integer number (94729500).

Almost surely, 2^693134321 is an apocalyptic number.

It is an amenable number.

693134321 is a deficient number, since it is larger than the sum of its proper divisors (64701679).

693134321 is a wasteful number, since it uses less digits than its factorization.

693134321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140799.

The product of its digits is 11664, while the sum is 32.

The square root of 693134321 is about 26327.4442549975. Note that the first 3 decimals coincide. The cubic root of 693134321 is about 884.9915715201.

The spelling of 693134321 in words is "six hundred ninety-three million, one hundred thirty-four thousand, three hundred twenty-one".