2653124345 has 4 divisors (see below), whose sum is σ = 3183749220. Its totient is φ = 2122499472.

The previous prime is 2653124333. The next prime is 2653124347. The reversal of 2653124345 is 5434213562.

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 445252201 + 2207872144 = 21101^2 + 46988^2 .

It is a cyclic number.

It is not a de Polignac number, because 2653124345 - 2²² = 2648930041 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2653124347) 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, 265312430 + ... + 265312439.

It is an arithmetic number, because the mean of its divisors is an integer number (795937305).

Almost surely, 2^2653124345 is an apocalyptic number.

It is an amenable number.

2653124345 is a deficient number, since it is larger than the sum of its proper divisors (530624875).

2653124345 is an equidigital number, since it uses as much as digits as its factorization.

2653124345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530624874.

The product of its digits is 86400, while the sum is 35.

The square root of 2653124345 is about 51508.4880869163. The cubic root of 2653124345 is about 1384.3711333929.

The spelling of 2653124345 in words is "two billion, six hundred fifty-three million, one hundred twenty-four thousand, three hundred forty-five".