101040003 has 6 divisors (see below), whose sum is σ = 145946684. Its totient is φ = 67359996.

The previous prime is 101040001. The next prime is 101040041. The reversal of 101040003 is 300040101.

It is not a de Polignac number, because 101040003 - 2¹ = 101040001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 11226667 = 101040003 / (1 + 0 + 1 + 0 + 4 + 0 + 0 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101040001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5613325 + ... + 5613342.

Almost surely, 2^101040003 is an apocalyptic number.

101040003 is a deficient number, since it is larger than the sum of its proper divisors (44906681).

101040003 is a wasteful number, since it uses less digits than its factorization.

101040003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11226673 (or 11226670 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 101040003 is about 10051.8656477293. The cubic root of 101040003 is about 465.7624259492.

Adding to 101040003 its reverse (300040101), we get a palindrome (401080104).

The spelling of 101040003 in words is "one hundred one million, forty thousand, three".