6126140161 has 4 divisors (see below), whose sum is σ = 6127066800. Its totient is φ = 6125213524.

The previous prime is 6126140143. The next prime is 6126140197. The reversal of 6126140161 is 1610416216.

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 6126140161 - 2¹³ = 6126131969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6126140861) 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, 453331 + ... + 466648.

It is an arithmetic number, because the mean of its divisors is an integer number (1531766700).

Almost surely, 2^6126140161 is an apocalyptic number.

It is an amenable number.

6126140161 is a deficient number, since it is larger than the sum of its proper divisors (926639).

6126140161 is an equidigital number, since it uses as much as digits as its factorization.

6126140161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926638.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 6126140161 is about 78269.6630949693. The cubic root of 6126140161 is about 1829.7663771557.

Adding to 6126140161 its reverse (1610416216), we get a palindrome (7736556377).

The spelling of 6126140161 in words is "six billion, one hundred twenty-six million, one hundred forty thousand, one hundred sixty-one".