1604056463 has 2 divisors, whose sum is σ = 1604056464. Its totient is φ = 1604056462.

The previous prime is 1604056429. The next prime is 1604056499. The reversal of 1604056463 is 3646504061.

It is a weak prime.

It is an emirp because it is prime and its reverse (3646504061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1604056463 - 2¹⁸ = 1603794319 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1604056163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 802028231 + 802028232.

It is an arithmetic number, because the mean of its divisors is an integer number (802028232).

Almost surely, 2^1604056463 is an apocalyptic number.

1604056463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1604056463 is an equidigital number, since it uses as much as digits as its factorization.

1604056463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 1604056463 is about 40050.6736897146. The cubic root of 1604056463 is about 1170.5946919542.

The spelling of 1604056463 in words is "one billion, six hundred four million, fifty-six thousand, four hundred sixty-three".