1005326463 has 4 divisors (see below), whose sum is σ = 1340435288. Its totient is φ = 670217640.

The previous prime is 1005326459. The next prime is 1005326479. The reversal of 1005326463 is 3646235001.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1005326463 - 2² = 1005326459 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1005326463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005326863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167554408 + ... + 167554413.

It is an arithmetic number, because the mean of its divisors is an integer number (335108822).

Almost surely, 2^1005326463 is an apocalyptic number.

1005326463 is a deficient number, since it is larger than the sum of its proper divisors (335108825).

1005326463 is an equidigital number, since it uses as much as digits as its factorization.

1005326463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335108824.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 1005326463 is about 31706.8835270829. The cubic root of 1005326463 is about 1001.7723446055.

The spelling of 1005326463 in words is "one billion, five million, three hundred twenty-six thousand, four hundred sixty-three".