4212623653 has 4 divisors (see below), whose sum is σ = 4814427040. Its totient is φ = 3610820268.

The previous prime is 4212623633. The next prime is 4212623663. The reversal of 4212623653 is 3563262124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4212623653 - 2²⁵ = 4179069221 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 (4212623603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300901683 + ... + 300901696.

It is an arithmetic number, because the mean of its divisors is an integer number (1203606760).

Almost surely, 2^4212623653 is an apocalyptic number.

It is an amenable number.

4212623653 is a deficient number, since it is larger than the sum of its proper divisors (601803387).

4212623653 is an equidigital number, since it uses as much as digits as its factorization.

4212623653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601803386.

The product of its digits is 51840, while the sum is 34.

The square root of 4212623653 is about 64904.7275088649. The cubic root of 4212623653 is about 1615.0434866416.

Adding to 4212623653 its reverse (3563262124), we get a palindrome (7775885777).

The spelling of 4212623653 in words is "four billion, two hundred twelve million, six hundred twenty-three thousand, six hundred fifty-three".