2403203130 has 96 divisors (see below), whose sum is σ = 6684494544. Its totient is φ = 596901888.

The previous prime is 2403203129. The next prime is 2403203137. The reversal of 2403203130 is 313023042.

It can be written as a sum of positive squares in 8 ways, for example, as 2031214761 + 371988369 = 45069^2 + 19287^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2403203137) 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 47 ways as a sum of consecutive naturals, for example, 140314 + ... + 156506.

Almost surely, 2^2403203130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2403203130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3342247272).

2403203130 is an abundant number, since it is smaller than the sum of its proper divisors (4281291414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2403203130 is a wasteful number, since it uses less digits than its factorization.

2403203130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16320 (or 16317 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2403203130 is about 49022.4757636740. The cubic root of 2403203130 is about 1339.4612689216.

Adding to 2403203130 its reverse (313023042), we get a palindrome (2716226172).

The spelling of 2403203130 in words is "two billion, four hundred three million, two hundred three thousand, one hundred thirty".