1234994321 has 16 divisors (see below), whose sum is σ = 1362588480. Its totient is φ = 1109998080.

The previous prime is 1234994311. The next prime is 1234994347.

1234994321 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 1234994321 - 2²⁶ = 1167885457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1234994311) 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, 951545 + ... + 952841.

It is an arithmetic number, because the mean of its divisors is an integer number (85161780).

Almost surely, 2^1234994321 is an apocalyptic number.

1234994321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1234994321 is a deficient number, since it is larger than the sum of its proper divisors (127594159).

1234994321 is a wasteful number, since it uses less digits than its factorization.

1234994321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224.

The product of its digits is 46656, while the sum is 38.

The square root of 1234994321 is about 35142.4859820702. The cubic root of 1234994321 is about 1072.8894798047.

The spelling of 1234994321 in words is "one billion, two hundred thirty-four million, nine hundred ninety-four thousand, three hundred twenty-one".