8158196051 has 2 divisors, whose sum is σ = 8158196052. Its totient is φ = 8158196050.

The previous prime is 8158196047. The next prime is 8158196063. The reversal of 8158196051 is 1506918518.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8158196051 - 2² = 8158196047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8158195993 and 8158196011.

It is not a weakly prime, because it can be changed into another prime (8158196021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4079098025 + 4079098026.

It is an arithmetic number, because the mean of its divisors is an integer number (4079098026).

Almost surely, 2^8158196051 is an apocalyptic number.

8158196051 is a deficient number, since it is larger than the sum of its proper divisors (1).

8158196051 is an equidigital number, since it uses as much as digits as its factorization.

8158196051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 44.

The square root of 8158196051 is about 90322.7327476311. The cubic root of 8158196051 is about 2013.0970506675.

The spelling of 8158196051 in words is "eight billion, one hundred fifty-eight million, one hundred ninety-six thousand, fifty-one".