6161166051 has 4 divisors (see below), whose sum is σ = 8214888072. Its totient is φ = 4107444032.

The previous prime is 6161166049. The next prime is 6161166073. The reversal of 6161166051 is 1506611616.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6161166051 - 2¹ = 6161166049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6161166001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1026861006 + ... + 1026861011.

It is an arithmetic number, because the mean of its divisors is an integer number (2053722018).

Almost surely, 2^6161166051 is an apocalyptic number.

6161166051 is a deficient number, since it is larger than the sum of its proper divisors (2053722021).

6161166051 is a wasteful number, since it uses less digits than its factorization.

6161166051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2053722020.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 6161166051 is about 78493.0955626035. The cubic root of 6161166051 is about 1833.2469504827.

Adding to 6161166051 its reverse (1506611616), we get a palindrome (7667777667).

The spelling of 6161166051 in words is "six billion, one hundred sixty-one million, one hundred sixty-six thousand, fifty-one".