1003901 has 4 divisors (see below), whose sum is σ = 1062972. Its totient is φ = 944832.

The previous prime is 1003897. The next prime is 1003907. The reversal of 1003901 is 1093001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 940900 + 63001 = 970^2 + 251^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003901 - 2² = 1003897 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 (1003907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29510 + ... + 29543.

It is an arithmetic number, because the mean of its divisors is an integer number (265743).

2^1003901 is an apocalyptic number.

It is an amenable number.

1003901 is a deficient number, since it is larger than the sum of its proper divisors (59071).

1003901 is an equidigital number, since it uses as much as digits as its factorization.

1003901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59070.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 1003901 is about 1001.9486014761. The cubic root of 1003901 is about 100.1298646122.

Adding to 1003901 its reverse (1093001), we get a palindrome (2096902).

The spelling of 1003901 in words is "one million, three thousand, nine hundred one".