23435043253 has 4 divisors (see below), whose sum is σ = 23473651840. Its totient is φ = 23396434668.

The previous prime is 23435043217. The next prime is 23435043259. The reversal of 23435043253 is 35234053432.

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 23435043253 - 2¹⁷ = 23434912181 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 (23435043259) 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, 19303383 + ... + 19304596.

It is an arithmetic number, because the mean of its divisors is an integer number (5868412960).

Almost surely, 2^23435043253 is an apocalyptic number.

It is an amenable number.

23435043253 is a deficient number, since it is larger than the sum of its proper divisors (38608587).

23435043253 is an equidigital number, since it uses as much as digits as its factorization.

23435043253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38608586.

The product of its (nonzero) digits is 129600, while the sum is 34.

Adding to 23435043253 its reverse (35234053432), we get a palindrome (58669096685).

The spelling of 23435043253 in words is "twenty-three billion, four hundred thirty-five million, forty-three thousand, two hundred fifty-three".