400114321 has 2 divisors, whose sum is σ = 400114322. Its totient is φ = 400114320.

The previous prime is 400114313. The next prime is 400114361. The reversal of 400114321 is 123411004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273439296 + 126675025 = 16536^2 + 11255^2 .

It is a cyclic number.

It is not a de Polignac number, because 400114321 - 2³ = 400114313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 400114295 and 400114304.

It is not a weakly prime, because it can be changed into another prime (400114301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200057160 + 200057161.

It is an arithmetic number, because the mean of its divisors is an integer number (200057161).

Almost surely, 2^400114321 is an apocalyptic number.

It is an amenable number.

400114321 is a deficient number, since it is larger than the sum of its proper divisors (1).

400114321 is an equidigital number, since it uses as much as digits as its factorization.

400114321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 400114321 is about 20002.8578208215. The cubic root of 400114321 is about 736.8764867361.

Adding to 400114321 its reverse (123411004), we get a palindrome (523525325).

The spelling of 400114321 in words is "four hundred million, one hundred fourteen thousand, three hundred twenty-one".