23245251133453 has 4 divisors (see below), whose sum is σ = 23245522405180. Its totient is φ = 23244979861728.

The previous prime is 23245251133367. The next prime is 23245251133483. The reversal of 23245251133453 is 35433115254232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7469086759369 + 15776164374084 = 2732963^2 + 3971922^2 .

It is a cyclic number.

It is not a de Polignac number, because 23245251133453 - 2²⁹ = 23244714262541 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 (23245251133483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135507288 + ... + 135678721.

It is an arithmetic number, because the mean of its divisors is an integer number (5811380601295).

Almost surely, 2^{23245251133453} is an apocalyptic number.

It is an amenable number.

23245251133453 is a deficient number, since it is larger than the sum of its proper divisors (271271727).

23245251133453 is an equidigital number, since it uses as much as digits as its factorization.

23245251133453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271271726.

The product of its digits is 1296000, while the sum is 43.

Adding to 23245251133453 its reverse (35433115254232), we get a palindrome (58678366387685).

The spelling of 23245251133453 in words is "twenty-three trillion, two hundred forty-five billion, two hundred fifty-one million, one hundred thirty-three thousand, four hundred fifty-three".