2040435253 has 4 divisors (see below), whose sum is σ = 2060245408. Its totient is φ = 2020625100.

The previous prime is 2040435247. The next prime is 2040435301. The reversal of 2040435253 is 3525340402.

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 2040435253 - 2¹³ = 2040427061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040432253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9904923 + ... + 9905128.

It is an arithmetic number, because the mean of its divisors is an integer number (515061352).

Almost surely, 2^2040435253 is an apocalyptic number.

It is an amenable number.

2040435253 is a deficient number, since it is larger than the sum of its proper divisors (19810155).

2040435253 is a wasteful number, since it uses less digits than its factorization.

2040435253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19810154.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 2040435253 is about 45171.1772372605. The cubic root of 2040435253 is about 1268.3553333896.

Adding to 2040435253 its reverse (3525340402), we get a palindrome (5565775655).

The spelling of 2040435253 in words is "two billion, forty million, four hundred thirty-five thousand, two hundred fifty-three".