1040234321 has 8 divisors (see below), whose sum is σ = 1229833920. Its totient is φ = 860883408.

The previous prime is 1040234291. The next prime is 1040234359. The reversal of 1040234321 is 1234320401.

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

It is not a de Polignac number, because 1040234321 - 2⁶ = 1040234257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1040234293 and 1040234302.

It is not an unprimeable number, because it can be changed into a prime (1040234381) 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, 2561951 + ... + 2562356.

It is an arithmetic number, because the mean of its divisors is an integer number (153729240).

Almost surely, 2^1040234321 is an apocalyptic number.

It is an amenable number.

1040234321 is a deficient number, since it is larger than the sum of its proper divisors (189599599).

1040234321 is an equidigital number, since it uses as much as digits as its factorization.

1040234321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5124343.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1040234321 is about 32252.6637814615. The cubic root of 1040234321 is about 1013.2354893000.

Adding to 1040234321 its reverse (1234320401), we get a palindrome (2274554722).

The spelling of 1040234321 in words is "one billion, forty million, two hundred thirty-four thousand, three hundred twenty-one".