6126106121 has 4 divisors (see below), whose sum is σ = 6142530372. Its totient is φ = 6109681872.

The previous prime is 6126106093. The next prime is 6126106123. The reversal of 6126106121 is 1216016216.

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 1628526025 + 4497580096 = 40355^2 + 67064^2 .

It is a cyclic number.

It is not a de Polignac number, because 6126106121 - 2⁶ = 6126106057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6126106123) 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, 8211566 + ... + 8212311.

It is an arithmetic number, because the mean of its divisors is an integer number (1535632593).

Almost surely, 2^6126106121 is an apocalyptic number.

It is an amenable number.

6126106121 is a deficient number, since it is larger than the sum of its proper divisors (16424251).

6126106121 is a wasteful number, since it uses less digits than its factorization.

6126106121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16424250.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 6126106121 is about 78269.4456413229. The cubic root of 6126106121 is about 1829.7629881070.

The spelling of 6126106121 in words is "six billion, one hundred twenty-six million, one hundred six thousand, one hundred twenty-one".