1003266461 has 8 divisors (see below), whose sum is σ = 1007895000. Its totient is φ = 998648640.

The previous prime is 1003266449. The next prime is 1003266469. The reversal of 1003266461 is 1646623001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 120582361 + 882684100 = 10981^2 + 29710^2 .

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 1003266461 - 2²⁶ = 936157597 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 (1003266469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228515 + ... + 232863.

It is an arithmetic number, because the mean of its divisors is an integer number (125986875).

Almost surely, 2^1003266461 is an apocalyptic number.

It is an amenable number.

1003266461 is a deficient number, since it is larger than the sum of its proper divisors (4628539).

1003266461 is an equidigital number, since it uses as much as digits as its factorization.

1003266461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5359.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1003266461 is about 31674.3817777080. The cubic root of 1003266461 is about 1001.0876369503.

Adding to 1003266461 its reverse (1646623001), we get a palindrome (2649889462).

The spelling of 1003266461 in words is "one billion, three million, two hundred sixty-six thousand, four hundred sixty-one".