2403161641 has 2 divisors, whose sum is σ = 2403161642. Its totient is φ = 2403161640.

The previous prime is 2403161573. The next prime is 2403161671. The reversal of 2403161641 is 1461613042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1764336016 + 638825625 = 42004^2 + 25275^2 .

It is a cyclic number.

It is not a de Polignac number, because 2403161641 - 2⁷ = 2403161513 is a prime.

It is not a weakly prime, because it can be changed into another prime (2403161671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201580820 + 1201580821.

It is an arithmetic number, because the mean of its divisors is an integer number (1201580821).

Almost surely, 2^2403161641 is an apocalyptic number.

It is an amenable number.

2403161641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2403161641 is an equidigital number, since it uses as much as digits as its factorization.

2403161641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2403161641 is about 49022.0525988050. The cubic root of 2403161641 is about 1339.4535607054.

Adding to 2403161641 its reverse (1461613042), we get a palindrome (3864774683).

The spelling of 2403161641 in words is "two billion, four hundred three million, one hundred sixty-one thousand, six hundred forty-one".