2130403237 has 2 divisors, whose sum is σ = 2130403238. Its totient is φ = 2130403236.

The previous prime is 2130403217. The next prime is 2130403271. The reversal of 2130403237 is 7323040312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1730643201 + 399760036 = 41601^2 + 19994^2 .

It is a cyclic number.

It is not a de Polignac number, because 2130403237 - 2⁷ = 2130403109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2130403217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065201618 + 1065201619.

It is an arithmetic number, because the mean of its divisors is an integer number (1065201619).

Almost surely, 2^2130403237 is an apocalyptic number.

It is an amenable number.

2130403237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2130403237 is an equidigital number, since it uses as much as digits as its factorization.

2130403237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 2130403237 is about 46156.2914129807. The cubic root of 2130403237 is about 1286.7295392495.

Adding to 2130403237 its reverse (7323040312), we get a palindrome (9453443549).

The spelling of 2130403237 in words is "two billion, one hundred thirty million, four hundred three thousand, two hundred thirty-seven".