2553343123 has 4 divisors (see below), whose sum is σ = 2553664680. Its totient is φ = 2553021568.

The previous prime is 2553343099. The next prime is 2553343129. The reversal of 2553343123 is 3213433552.

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

It is a cyclic number.

It is not a de Polignac number, because 2553343123 - 2⁹ = 2553342611 is a prime.

It is a super-2 number, since 2×2553343123² = 13039122207542786258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2553343129) 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, 148558 + ... + 164851.

It is an arithmetic number, because the mean of its divisors is an integer number (638416170).

Almost surely, 2^2553343123 is an apocalyptic number.

2553343123 is a deficient number, since it is larger than the sum of its proper divisors (321557).

2553343123 is an equidigital number, since it uses as much as digits as its factorization.

2553343123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321556.

The product of its digits is 32400, while the sum is 31.

The square root of 2553343123 is about 50530.6156997913. The cubic root of 2553343123 is about 1366.7939885412.

Adding to 2553343123 its reverse (3213433552), we get a palindrome (5766776675).

The spelling of 2553343123 in words is "two billion, five hundred fifty-three million, three hundred forty-three thousand, one hundred twenty-three".