1003661064423 has 12 divisors (see below), whose sum is σ = 1467199308120. Its totient is φ = 661045841136.

The previous prime is 1003661064403. The next prime is 1003661064443. The reversal of 1003661064423 is 3244601663001.

1003661064423 is a `hidden beast` number, since 1 + 0 + 0 + 3 + 6 + 6 + 1 + 0 + 644 + 2 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1003661064403) and next prime (1003661064443).

It is not a de Polignac number, because 1003661064423 - 2⁸ = 1003661064167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003661064403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 671793808 + ... + 671795301.

It is an arithmetic number, because the mean of its divisors is an integer number (122266609010).

Almost surely, 2^{1003661064423} is an apocalyptic number.

1003661064423 is a deficient number, since it is larger than the sum of its proper divisors (463538243697).

1003661064423 is a wasteful number, since it uses less digits than its factorization.

1003661064423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1343589198 (or 1343589195 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 1003661064423 in words is "one trillion, three billion, six hundred sixty-one million, sixty-four thousand, four hundred twenty-three".