4221502053 has 4 divisors (see below), whose sum is σ = 5628669408. Its totient is φ = 2814334700.

The previous prime is 4221502039. The next prime is 4221502057. The reversal of 4221502053 is 3502051224.

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 4221502053 - 2⁴ = 4221502037 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221502057) 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, 703583673 + ... + 703583678.

It is an arithmetic number, because the mean of its divisors is an integer number (1407167352).

Almost surely, 2^4221502053 is an apocalyptic number.

It is an amenable number.

4221502053 is a deficient number, since it is larger than the sum of its proper divisors (1407167355).

4221502053 is a wasteful number, since it uses less digits than its factorization.

4221502053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407167354.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 4221502053 is about 64973.0871438321. The cubic root of 4221502053 is about 1616.1772963183.

Adding to 4221502053 its reverse (3502051224), we get a palindrome (7723553277).

The spelling of 4221502053 in words is "four billion, two hundred twenty-one million, five hundred two thousand, fifty-three".