2604162973 has 2 divisors, whose sum is σ = 2604162974. Its totient is φ = 2604162972.

The previous prime is 2604162949. The next prime is 2604162989. The reversal of 2604162973 is 3792614062.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2270808409 + 333354564 = 47653^2 + 18258^2 .

It is a cyclic number.

It is not a de Polignac number, because 2604162973 - 2⁵ = 2604162941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2604142973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1302081486 + 1302081487.

It is an arithmetic number, because the mean of its divisors is an integer number (1302081487).

Almost surely, 2^2604162973 is an apocalyptic number.

It is an amenable number.

2604162973 is a deficient number, since it is larger than the sum of its proper divisors (1).

2604162973 is an equidigital number, since it uses as much as digits as its factorization.

2604162973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 2604162973 is about 51031.0001175756. Note that the first 3 decimals coincide. The cubic root of 2604162973 is about 1375.8023699075.

The spelling of 2604162973 in words is "two billion, six hundred four million, one hundred sixty-two thousand, nine hundred seventy-three".