1003113401 has 4 divisors (see below), whose sum is σ = 1030224612. Its totient is φ = 976002192.

The previous prime is 1003113343. The next prime is 1003113413. The reversal of 1003113401 is 1043113001.

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 364237225 + 638876176 = 19085^2 + 25276^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003113401 - 2¹⁸ = 1002851257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1003113431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13555550 + ... + 13555623.

It is an arithmetic number, because the mean of its divisors is an integer number (257556153).

Almost surely, 2^1003113401 is an apocalyptic number.

It is an amenable number.

1003113401 is a deficient number, since it is larger than the sum of its proper divisors (27111211).

1003113401 is an equidigital number, since it uses as much as digits as its factorization.

1003113401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27111210.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1003113401 is about 31671.9655373644. The cubic root of 1003113401 is about 1001.0367251628.

Adding to 1003113401 its reverse (1043113001), we get a palindrome (2046226402).

It can be divided in two parts, 10031 and 13401, that added together give a palindrome (23432).

The spelling of 1003113401 in words is "one billion, three million, one hundred thirteen thousand, four hundred one".