1010781061003 has 8 divisors (see below), whose sum is σ = 1155203279360. Its totient is φ = 866365073640.

The previous prime is 1010781060937. The next prime is 1010781061057. The reversal of 1010781061003 is 3001601870101.

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 1010781061003 - 2¹³ = 1010781052811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1010781011003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1204803 + ... + 1863628.

It is an arithmetic number, because the mean of its divisors is an integer number (144400409920).

Almost surely, 2^{1010781061003} is an apocalyptic number.

1010781061003 is a deficient number, since it is larger than the sum of its proper divisors (144422218357).

1010781061003 is an equidigital number, since it uses as much as digits as its factorization.

1010781061003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3115497.

The product of its (nonzero) digits is 1008, while the sum is 28.

The spelling of 1010781061003 in words is "one trillion, ten billion, seven hundred eighty-one million, sixty-one thousand, three".