1013003 has 2 divisors, whose sum is σ = 1013004.
Its totient is φ = 1013002.
The previous prime is 1012997. The next prime is 1013009. The reversal of 1013003 is 3003101.
It is a balanced prime because it is at equal distance from previous prime (1012997) and next prime (1013009).
It is a cyclic number.
It is not a de Polignac number, because 1013003 - 210 = 1011979 is a prime.
It is not a weakly prime, because it can be changed into another prime (1013009) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506501 + 506502.
It is an arithmetic number, because the mean of its divisors is an integer number (506502).
21013003 is an apocalyptic number.
1013003 is a deficient number, since it is larger than the sum of its proper divisors (1).
1013003 is an equidigital number, since it uses as much as digits as its factorization.
1013003 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9, while the sum is 8.
The square root of 1013003 is about 1006.4805015498.
The cubic root of 1013003 is about 100.4315681434.
Adding to 1013003 its reverse (3003101), we get a palindrome (4016104).
It can be divided in two parts, 101 and 3003, that multiplied together give a palindrome (303303).
The spelling of 1013003 in words is "one million, thirteen thousand, three".