4272345653 has 4 divisors (see below), whose sum is σ = 4272491148. Its totient is φ = 4272200160.

The previous prime is 4272345629. The next prime is 4272345661. The reversal of 4272345653 is 3565432724.

It is a happy number.

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 3237951409 + 1034394244 = 56903^2 + 32162^2 .

It is a cyclic number.

It is not a de Polignac number, because 4272345653 - 2¹⁸ = 4272083509 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4272345653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4272345353) 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, 11528 + ... + 93153.

It is an arithmetic number, because the mean of its divisors is an integer number (1068122787).

Almost surely, 2^4272345653 is an apocalyptic number.

It is an amenable number.

4272345653 is a deficient number, since it is larger than the sum of its proper divisors (145495).

4272345653 is a wasteful number, since it uses less digits than its factorization.

4272345653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145494.

The product of its digits is 604800, while the sum is 41.

The square root of 4272345653 is about 65363.1827024970. The cubic root of 4272345653 is about 1622.6398119157.

The spelling of 4272345653 in words is "four billion, two hundred seventy-two million, three hundred forty-five thousand, six hundred fifty-three".