4201612105 has 4 divisors (see below), whose sum is σ = 5041934532. Its totient is φ = 3361289680.

The previous prime is 4201612061. The next prime is 4201612109. The reversal of 4201612105 is 5012161024.

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 1325542464 + 2876069641 = 36408^2 + 53629^2 .

It is not a de Polignac number, because 4201612105 - 2⁷ = 4201611977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4201612109) 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, 420161206 + ... + 420161215.

It is an arithmetic number, because the mean of its divisors is an integer number (1260483633).

Almost surely, 2^4201612105 is an apocalyptic number.

It is an amenable number.

4201612105 is a deficient number, since it is larger than the sum of its proper divisors (840322427).

4201612105 is an equidigital number, since it uses as much as digits as its factorization.

4201612105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840322426.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 4201612105 is about 64819.8434509063. The cubic root of 4201612105 is about 1613.6350494906.

Adding to 4201612105 its reverse (5012161024), we get a palindrome (9213773129).

The spelling of 4201612105 in words is "four billion, two hundred one million, six hundred twelve thousand, one hundred five".