2641161403 has 2 divisors, whose sum is σ = 2641161404. Its totient is φ = 2641161402.

The previous prime is 2641161371. The next prime is 2641161449. The reversal of 2641161403 is 3041611462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2641161403 - 2⁵ = 2641161371 is a prime.

It is not a weakly prime, because it can be changed into another prime (2641161473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1320580701 + 1320580702.

It is an arithmetic number, because the mean of its divisors is an integer number (1320580702).

Almost surely, 2^2641161403 is an apocalyptic number.

2641161403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2641161403 is an equidigital number, since it uses as much as digits as its factorization.

2641161403 is an evil number, because the sum of its binary digits is even.

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

The square root of 2641161403 is about 51392.2309595526. The cubic root of 2641161403 is about 1382.2872876599.

Adding to 2641161403 its reverse (3041611462), we get a palindrome (5682772865).

The spelling of 2641161403 in words is "two billion, six hundred forty-one million, one hundred sixty-one thousand, four hundred three".