4201421245 has 8 divisors (see below), whose sum is σ = 5761949184. Its totient is φ = 2880974544.

The previous prime is 4201421219. The next prime is 4201421251. The reversal of 4201421245 is 5421241024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4201421245 - 2⁷ = 4201421117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60020269 + ... + 60020338.

It is an arithmetic number, because the mean of its divisors is an integer number (720243648).

Almost surely, 2^4201421245 is an apocalyptic number.

It is an amenable number.

4201421245 is a deficient number, since it is larger than the sum of its proper divisors (1560527939).

4201421245 is a wasteful number, since it uses less digits than its factorization.

4201421245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120040619.

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 4201421245 is about 64818.3711998381. The cubic root of 4201421245 is about 1613.6106157699.

Adding to 4201421245 its reverse (5421241024), we get a palindrome (9622662269).

The spelling of 4201421245 in words is "four billion, two hundred one million, four hundred twenty-one thousand, two hundred forty-five".