3103440413 has 4 divisors (see below), whose sum is σ = 3138310620. Its totient is φ = 3068570208.

The previous prime is 3103440397. The next prime is 3103440421. The reversal of 3103440413 is 3140443013.

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 558944164 + 2544496249 = 23642^2 + 50443^2 .

It is a cyclic number.

It is not a de Polignac number, because 3103440413 - 2⁴ = 3103440397 is a prime.

It is a super-2 number, since 2×3103440413² = 19262684794083221138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3103440463) 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, 17434970 + ... + 17435147.

It is an arithmetic number, because the mean of its divisors is an integer number (784577655).

Almost surely, 2^3103440413 is an apocalyptic number.

It is an amenable number.

3103440413 is a deficient number, since it is larger than the sum of its proper divisors (34870207).

3103440413 is an equidigital number, since it uses as much as digits as its factorization.

3103440413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34870206.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 3103440413 is about 55708.5308817240. The cubic root of 3103440413 is about 1458.6389412734.

Adding to 3103440413 its reverse (3140443013), we get a palindrome (6243883426).

The spelling of 3103440413 in words is "three billion, one hundred three million, four hundred forty thousand, four hundred thirteen".