6201438106 has 4 divisors (see below), whose sum is σ = 9302157162. Its totient is φ = 3100719052.

The previous prime is 6201438091. The next prime is 6201438161. The reversal of 6201438106 is 6018341026.

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 only one way, i.e., 5156532481 + 1044905625 = 71809^2 + 32325^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1550359525 + ... + 1550359528.

Almost surely, 2^6201438106 is an apocalyptic number.

6201438106 is a deficient number, since it is larger than the sum of its proper divisors (3100719056).

6201438106 is a wasteful number, since it uses less digits than its factorization.

6201438106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3100719055.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 6201438106 is about 78749.2101928648. The cubic root of 6201438106 is about 1837.2325783315.

The spelling of 6201438106 in words is "six billion, two hundred one million, four hundred thirty-eight thousand, one hundred six".