1319604851 has 2 divisors, whose sum is σ = 1319604852. Its totient is φ = 1319604850.

The previous prime is 1319604833. The next prime is 1319604857. The reversal of 1319604851 is 1584069131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1319604851 - 2²⁶ = 1252495987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1319604857) 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, 659802425 + 659802426.

It is an arithmetic number, because the mean of its divisors is an integer number (659802426).

Almost surely, 2^1319604851 is an apocalyptic number.

1319604851 is a deficient number, since it is larger than the sum of its proper divisors (1).

1319604851 is an equidigital number, since it uses as much as digits as its factorization.

1319604851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 1319604851 is about 36326.3657829957. The cubic root of 1319604851 is about 1096.8518391670.

The spelling of 1319604851 in words is "one billion, three hundred nineteen million, six hundred four thousand, eight hundred fifty-one".