123080851 has 2 divisors, whose sum is σ = 123080852. Its totient is φ = 123080850.

The previous prime is 123080821. The next prime is 123080857. The reversal of 123080851 is 158080321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123080851 - 2⁹ = 123080339 is a prime.

It is equal to p_7006960 and since 123080851 and 7006960 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (123080857) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61540425 + 61540426.

It is an arithmetic number, because the mean of its divisors is an integer number (61540426).

Almost surely, 2^123080851 is an apocalyptic number.

123080851 is a deficient number, since it is larger than the sum of its proper divisors (1).

123080851 is an equidigital number, since it uses as much as digits as its factorization.

123080851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 123080851 is about 11094.1809521929. The cubic root of 123080851 is about 497.4279262273.

The spelling of 123080851 in words is "one hundred twenty-three million, eighty thousand, eight hundred fifty-one".