120166087 has 2 divisors, whose sum is σ = 120166088. Its totient is φ = 120166086.

The previous prime is 120166043. The next prime is 120166117. The reversal of 120166087 is 780661021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120166087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120160087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60083043 + 60083044.

It is an arithmetic number, because the mean of its divisors is an integer number (60083044).

Almost surely, 2^120166087 is an apocalyptic number.

120166087 is a deficient number, since it is larger than the sum of its proper divisors (1).

120166087 is an equidigital number, since it uses as much as digits as its factorization.

120166087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 120166087 is about 10962.0293285504. The cubic root of 120166087 is about 493.4698687201.

The spelling of 120166087 in words is "one hundred twenty million, one hundred sixty-six thousand, eighty-seven".