2403160321 has 2 divisors, whose sum is σ = 2403160322. Its totient is φ = 2403160320.

The previous prime is 2403160303. The next prime is 2403160327. The reversal of 2403160321 is 1230613042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2205617296 + 197543025 = 46964^2 + 14055^2 .

It is a cyclic number.

It is not a de Polignac number, because 2403160321 - 2⁹ = 2403159809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2403160292 and 2403160301.

It is not a weakly prime, because it can be changed into another prime (2403160327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201580160 + 1201580161.

It is an arithmetic number, because the mean of its divisors is an integer number (1201580161).

Almost surely, 2^2403160321 is an apocalyptic number.

It is an amenable number.

2403160321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2403160321 is an equidigital number, since it uses as much as digits as its factorization.

2403160321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2403160321 is about 49022.0391354746. The cubic root of 2403160321 is about 1339.4533154619.

Adding to 2403160321 its reverse (1230613042), we get a palindrome (3633773363).

The spelling of 2403160321 in words is "two billion, four hundred three million, one hundred sixty thousand, three hundred twenty-one".