2453021023 has 4 divisors (see below), whose sum is σ = 2453120200. Its totient is φ = 2452921848.

The previous prime is 2453021009. The next prime is 2453021099. The reversal of 2453021023 is 3201203542.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2453021023 - 2⁵ = 2453020991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2453020985 and 2453021003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2453028023) 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, 21136 + ... + 73162.

It is an arithmetic number, because the mean of its divisors is an integer number (613280050).

Almost surely, 2^2453021023 is an apocalyptic number.

2453021023 is a deficient number, since it is larger than the sum of its proper divisors (99177).

2453021023 is an equidigital number, since it uses as much as digits as its factorization.

2453021023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99176.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2453021023 is about 49527.9822221742. The cubic root of 2453021023 is about 1348.6536230234.

Adding to 2453021023 its reverse (3201203542), we get a palindrome (5654224565).

The spelling of 2453021023 in words is "two billion, four hundred fifty-three million, twenty-one thousand, twenty-three".