1604324351 has 8 divisors (see below), whose sum is σ = 1834763424. Its totient is φ = 1374197760.

The previous prime is 1604324317. The next prime is 1604324353. The reversal of 1604324351 is 1534234061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1604324351 - 2⁶ = 1604324287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1604324353) 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 in 7 ways as a sum of consecutive naturals, for example, 67010 + ... + 87743.

It is an arithmetic number, because the mean of its divisors is an integer number (229345428).

Almost surely, 2^1604324351 is an apocalyptic number.

1604324351 is a deficient number, since it is larger than the sum of its proper divisors (230439073).

1604324351 is a wasteful number, since it uses less digits than its factorization.

1604324351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156241.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1604324351 is about 40054.0179133130. The cubic root of 1604324351 is about 1170.6598540027.

The spelling of 1604324351 in words is "one billion, six hundred four million, three hundred twenty-four thousand, three hundred fifty-one".