2403113213 has 4 divisors (see below), whose sum is σ = 2413168320. Its totient is φ = 2393058108.

The previous prime is 2403113203. The next prime is 2403113221. The reversal of 2403113213 is 3123113042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2403113213 - 2²⁸ = 2134677757 is a prime.

It is a super-2 number, since 2×2403113213² = 11549906228990366738, 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 (2403113203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5027195 + ... + 5027672.

It is an arithmetic number, because the mean of its divisors is an integer number (603292080).

Almost surely, 2^2403113213 is an apocalyptic number.

It is an amenable number.

2403113213 is a deficient number, since it is larger than the sum of its proper divisors (10055107).

2403113213 is a wasteful number, since it uses less digits than its factorization.

2403113213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055106.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2403113213 is about 49021.5586553508. The cubic root of 2403113213 is about 1339.4445631843. Note that the first 3 decimals are identical.

Adding to 2403113213 its reverse (3123113042), we get a palindrome (5526226255).

The spelling of 2403113213 in words is "two billion, four hundred three million, one hundred thirteen thousand, two hundred thirteen".