1041142321 has 2 divisors, whose sum is σ = 1041142322. Its totient is φ = 1041142320.

The previous prime is 1041142313. The next prime is 1041142393. The reversal of 1041142321 is 1232411401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 802872225 + 238270096 = 28335^2 + 15436^2 .

It is a cyclic number.

It is not a de Polignac number, because 1041142321 - 2³ = 1041142313 is a prime.

It is not a weakly prime, because it can be changed into another prime (1041143321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520571160 + 520571161.

It is an arithmetic number, because the mean of its divisors is an integer number (520571161).

Almost surely, 2^1041142321 is an apocalyptic number.

It is an amenable number.

1041142321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041142321 is an equidigital number, since it uses as much as digits as its factorization.

1041142321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1041142321 is about 32266.7370677607. The cubic root of 1041142321 is about 1013.5302146476.

Adding to 1041142321 its reverse (1232411401), we get a palindrome (2273553722).

The spelling of 1041142321 in words is "one billion, forty-one million, one hundred forty-two thousand, three hundred twenty-one".