1013261003 has 8 divisors (see below), whose sum is σ = 1047679920. Its totient is φ = 979304320.

The previous prime is 1013260999. The next prime is 1013261059. The reversal of 1013261003 is 3001623101.

1013261003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1013261003 - 2² = 1013260999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013261063) 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, 111098 + ... + 119871.

It is an arithmetic number, because the mean of its divisors is an integer number (130959990).

Almost surely, 2^1013261003 is an apocalyptic number.

1013261003 is a deficient number, since it is larger than the sum of its proper divisors (34418917).

1013261003 is a wasteful number, since it uses less digits than its factorization.

1013261003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231117.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1013261003 is about 31831.7609157898. The cubic root of 1013261003 is about 1004.4009376682.

Adding to 1013261003 its reverse (3001623101), we get a palindrome (4014884104).

The spelling of 1013261003 in words is "one billion, thirteen million, two hundred sixty-one thousand, three".