1604510051 has 2 divisors, whose sum is σ = 1604510052. Its totient is φ = 1604510050.

The previous prime is 1604510029. The next prime is 1604510071. The reversal of 1604510051 is 1500154061.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1604510051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1604509999 and 1604510026.

It is not a weakly prime, because it can be changed into another prime (1604510021) 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, 802255025 + 802255026.

It is an arithmetic number, because the mean of its divisors is an integer number (802255026).

Almost surely, 2^1604510051 is an apocalyptic number.

1604510051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1604510051 is an equidigital number, since it uses as much as digits as its factorization.

1604510051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1604510051 is about 40056.3359657371. The cubic root of 1604510051 is about 1170.7050200873.

The spelling of 1604510051 in words is "one billion, six hundred four million, five hundred ten thousand, fifty-one".