1000323630461 has 16 divisors (see below), whose sum is σ = 1011842044080. Its totient is φ = 988838323200.

The previous prime is 1000323630437. The next prime is 1000323630487. The reversal of 1000323630461 is 1640363230001.

It can be written as a sum of positive squares in 8 ways, for example, as 92047919236 + 908275711225 = 303394^2 + 953035^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000323630461 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 (1000323630431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263726981 + ... + 263730773.

It is an arithmetic number, because the mean of its divisors is an integer number (63240127755).

Almost surely, 2^{1000323630461} is an apocalyptic number.

It is an amenable number.

1000323630461 is a deficient number, since it is larger than the sum of its proper divisors (11518413619).

1000323630461 is a wasteful number, since it uses less digits than its factorization.

1000323630461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7376.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 1000323630461 its reverse (1640363230001), we get a palindrome (2640686860462).

The spelling of 1000323630461 in words is "one trillion, three hundred twenty-three million, six hundred thirty thousand, four hundred sixty-one".