2340202453 has 2 divisors, whose sum is σ = 2340202454. Its totient is φ = 2340202452.

The previous prime is 2340202441. The next prime is 2340202489. The reversal of 2340202453 is 3542020432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2108462724 + 231739729 = 45918^2 + 15223^2 .

It is a cyclic number.

It is not a de Polignac number, because 2340202453 - 2²⁵ = 2306648021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2340202253) 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 as a sum of consecutive naturals, namely, 1170101226 + 1170101227.

It is an arithmetic number, because the mean of its divisors is an integer number (1170101227).

Almost surely, 2^2340202453 is an apocalyptic number.

It is an amenable number.

2340202453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2340202453 is an equidigital number, since it uses as much as digits as its factorization.

2340202453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 2340202453 is about 48375.6390448746. The cubic root of 2340202453 is about 1327.6526808381.

Adding to 2340202453 its reverse (3542020432), we get a palindrome (5882222885).

The spelling of 2340202453 in words is "two billion, three hundred forty million, two hundred two thousand, four hundred fifty-three".